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Arex Delta Gen 2 M Review: Best Affordable 9mm Pistol?

03/2026
Author: john
Mar 22, 2026
11 mins

Pros & Cons

When evaluating the Arex Delta Gen 2 M, it’s essential to weigh its strengths and weaknesses to understand if it’s the right 9mm pistol for your needs. Below is a breakdown of key pros and cons that highlight its performance, value, and user experience.

Pros

  • Affordability:
    The Arex Delta Gen 2 M offers exceptional value for money. It provides features typically found in higher-end pistols while maintaining a price point accessible to most firearm enthusiasts.
  • Lightweight Design:
    With its polymer frame construction, the Gen 2 M is remarkably lightweight without compromising durability. This makes it an excellent choice for both concealed carry and extended shooting sessions.
  • Customizability:
    The modularity of the Arex Delta Gen 2 M allows users to personalize their firearm. It features interchangeable backstraps that accommodate different hand sizes, ensuring a comfortable grip for various shooters.
  • Optics Ready:
    This pistol comes with an optics-ready slide, allowing users to easily mount red-dot sights. This capability is ideal for those who prefer enhanced accuracy or modern sighting options.
  • Ambidextrous Controls:
    The fully ambidextrous design includes both the slide release and magazine release on each side. This makes it user-friendly for left-handed as well as right-handed shooters.
  • Reliability:
    Known for its dependability under various conditions, the Gen 2 M performs consistently with minimal malfunctions even during high round counts or adverse environments.

Cons

  • Trigger Feel:
    While functional, some users may find the trigger slightly less refined compared to those on more premium pistols. It has a bit of take-up and reset that might not suit everyone’s preference.
  • Grip Texture:
    The grip texturing might feel less aggressive compared to competing models like Glock or Sig Sauer firearms. Shooters in wet or high-stress conditions may find this less than ideal without aftermarket modifications.
  • Lack of Aftermarket Support:
    Although gaining popularity, the Arex Delta line does not yet have as extensive an aftermarket ecosystem (such as holsters or parts) compared to long-established brands like Glock or Smith & Wesson.

Table: Quick Comparison of Pros & Cons

FeatureProsCons
PriceAffordable entry-level costN/A
WeightLightweight polymer frameN/A
CustomizationInterchangeable backstrapsLimited aftermarket accessories
Optics CompatibilityRed-dot readyN/A
Ambidextrous ControlsSuitable for all shootersN/A
Trigger PerformanceFunctional under all conditionsSlightly unrefined feel
Grip TextureComfortable but not too roughMay lack grip in wet conditions

Summary

The Arex Delta Gen 2 M strikes a balance between affordability and practical features that cater to new shooters and experienced firearm enthusiasts alike. While not perfect—particularly regarding its trigger refinement and grip texture—it confidently competes with more expensive options in its category. Its pros significantly outweigh its cons, making it an excellent option for those seeking reliability without overspending.

Arex Delta Gen 2 M Specs & Features

The Arex Delta Gen 2 M is a modern, striker-fired 9mm pistol that blends innovative design with affordability. This firearm has been thoughtfully engineered to cater to both seasoned shooters and beginners, offering features typically found in higher-priced models. Below is a breakdown of the key specifications and features that make this handgun stand out in the competitive market of polymer-framed pistols.

Specifications

SpecificationDetail
Caliber9mm
ActionStriker-fired
Barrel Length4 inches
Overall Length7 inches
Height5 inches
WeightApprox. 20 ounces (unloaded)
Magazine CapacityAvailable in 15, 17, or 19 rounds
Frame MaterialPolymer

Optics-Ready Slide

One standout feature of the Arex Delta Gen 2 M is its optics-ready slide. This allows users to easily mount a red dot sight without requiring additional milling or modifications. The pistol comes with multiple mounting plates included in the box, making it compatible with popular optic brands. Whether you’re looking for faster target acquisition during range sessions or enhanced accuracy for self-defense scenarios, this feature adds significant versatility.

Ambidextrous Controls

The Arex Delta Gen 2 M caters to both right- and left-handed shooters with fully ambidextrous controls. Its slide release and magazine release are mirrored on both sides of the frame, ensuring ease of use no matter your dominant hand. This is especially useful for tactical applications or shared use between shooters.

Interchangeable Backstraps

Comfort and ergonomics are priorities for Arex in this model. The pistol includes interchangeable backstraps, allowing users to adjust the grip size based on their hand shape and preferences. By providing multiple options out of the box, it ensures better control and reduces fatigue during extended shooting sessions.

Trigger Design

The trigger on the Delta Gen 2 M has been refined for smoother operation compared to its predecessor. With a clean break and consistent reset, it offers enhanced accuracy while maintaining safety features such as an integrated trigger safety mechanism.

Lightweight & Compact Build

Weighing just around 20 ounces unloaded, this firearm strikes an excellent balance between compactness and durability. Its polymer frame contributes to its lightweight nature without compromising reliability or structural integrity.

Additional Features

  • Low Bore Axis: Improves recoil management by aligning the barrel closer to your hand.
  • Front & Rear Slide Serrations: Ensures a secure grip for press checks or slide manipulations.
  • Loaded Chamber Indicator: Provides a clear indication when a round is chambered.
  • Accessory Rail: Adds flexibility for mounting lights or lasers.

The combination of these specs and features makes the Arex Delta Gen 2 M well-suited for concealed carry, home defense, and recreational shooting alike. It’s evident that Arex has prioritized versatility while keeping affordability at its core—a feature set that’s hard to match within this price range.

Arex Delta Gen 2 M Specs & Features

The Arex Delta Gen 2 M has been designed with practicality and affordability in mind, offering features often found in more expensive pistols. Its specifications cater to both experienced shooters and those new to firearms, making it a versatile option in the competitive 9mm pistol market.

Key Specifications

SpecificationDetails
Caliber9mm
Barrel Length4 inches
Overall Length7 inches
Weight (Unloaded)Approximately 19.4 oz
Magazine Capacity15+1 or 17+1 (depending on model)
Slide MaterialStainless Steel
Frame MaterialPolymer

These specs highlight a lightweight, compact build that makes the firearm easy to handle for various purposes such as personal defense, range practice, or even as a concealed carry option.

Notable Features

  • Ergonomic Polymer Frame: The pistol’s polymer frame ensures reduced weight without compromising durability. The textured grip adds control and comfort during use.
  • Optics Ready System: A major selling point is its optics-ready slide, which accommodates most red dot sights out of the box. This feature ensures versatility, whether you’re shooting for sporting purposes or self-defense scenarios.
  • Ambidextrous Controls: All controls on the Delta Gen 2 M are ambidextrous, including the slide stop lever and magazine release button. This makes the firearm equally functional for both left- and right-handed shooters.
  • Enhanced Trigger System: The trigger offers a clean pull with a short reset, contributing to greater accuracy and quicker follow-up shots compared to earlier models of this line.
  • Striker-Fired Mechanism: As a striker-fired pistol, it combines reliability with simplicity in operation—ideal for beginner shooters who prioritize ease of use alongside safety.

Build Quality & Design Enhancements

One aspect that sets the Arex Delta Gen 2 M apart from other budget-friendly options is its robust construction paired with modern aesthetics:
– The stainless steel slide is treated with Tenifer coating for superior corrosion resistance. – Angled serrations on both front and rear of the slide improve grip during racking. – Multiple backstraps are included in the package to ensure a customizable fit for different hand sizes.

Finally, while maintaining a competitive price point, this pistol does not sacrifice performance-oriented design—a testament to Arex’s dedication to providing value-driven firearms.

In summary, the specs and features of the Arex Delta Gen 2 M make it stand out by blending functionality with affordability. Its lightweight build combined with modern enhancements like optics compatibility ensures this pistol meets diverse shooter needs without breaking budgets.

Fit & Feel

When it comes to handling, the Arex Delta Gen 2 M is thoughtfully designed to cater to a wide range of users. Its ergonomic construction and customizable features make it a standout choice for those seeking a reliable yet comfortable firearm in the 9mm category. Let’s dive into how this pistol feels in hand and why these characteristics matter.

Ergonomics

  • Grip Design: The Arex Delta Gen 2 M boasts an aggressive but balanced grip texture that offers excellent control without being overly abrasive. This ensures that whether you’re at the range or carrying it daily, your grip remains secure even under varying conditions like sweat or moisture.
  • Customizable Backstraps: Included with the pistol are multiple interchangeable backstraps, allowing users to adjust the grip size to fit their hand perfectly. This feature adds significant versatility, making the pistol suitable for individuals with small or large hands alike.

Weight and Balance

  • At approximately 22 ounces unloaded, the Delta Gen 2 M is lightweight compared to many other polymer-framed pistols on the market. Despite its light weight, it achieves great balance, preventing a top-heavy feel often found in similar-sized firearms.
  • The low bore axis improves overall balance and control by reducing muzzle rise during firing, which contributes to better accuracy for follow-up shots.
SpecificationDetails
Weight (Unloaded)~22 oz
Grip TextureAggressive yet comfortable
Backstrap OptionsMultiple sizes included

Trigger Reach and Controls

The trigger reach is designed with most hand sizes in mind, striking a good middle ground that works for both smaller and larger fingers. This design choice ensures ease of use without sacrificing safety or comfort.

In addition:
– The ambidextrous slide release and reversible magazine release make this firearm highly adaptable for both right-handed and left-handed users. – Controls are well-positioned so there’s no need for excessive finger stretching or awkward hand adjustments while operating it.

Concealability

The slimmer profile of the Arex Delta Gen 2 M enhances its concealability without compromising performance. Whether you’re using an inside-the-waistband (IWB) holster or an appendix carry option, this pistol fits snugly against your body while minimizing printing under clothing. Its lightweight construction further reduces fatigue during extended carry periods.

Personalization Options

The modularity of this firearm extends beyond its functional design by offering compatibility with various aftermarket accessories: – Optics-ready slide for mounting red dot sights. – Rail space under the barrel for lights or lasers. This level of customization ensures that users can truly tailor their Arex Delta Gen 2 M to their preferences.

Final Thoughts on Fit & Feel

The Arex Delta Gen 2 M impresses with its thoughtful ergonomics and user-focused design. From adjustable backstraps to ambidextrous controls, every aspect of this pistol is aimed at providing comfort without sacrificing function. Whether you’re considering it as your primary carry weapon or a versatile range firearm, its fit-and-feel characteristics ensure confidence every time you pick it up.

Fit & Feel

One of the most critical aspects of any firearm is how it fits in your hand and whether it feels comfortable to operate. The Arex Delta Gen 2 M has prioritized ergonomics, making it a standout option for those who value comfort and ease of handling. Let’s break down the fit and feel of this 9mm pistol in detail.

Ergonomic Grip Design

The grip design on the Arex Delta Gen 2 M is thoughtfully engineered for a wide range of hand sizes. Notable features include:
– Interchangeable Backstraps: The pistol comes with multiple backstrap sizes, allowing users to customize the grip to better fit their hand shape. This customization ensures both small- and large-handed shooters can achieve a secure hold.
– Aggressive Texturing: The grip texture strikes an excellent balance between providing strong traction and avoiding discomfort during extended shooting sessions. It’s grippy enough for controlled handling without feeling overly abrasive.

Lightweight Build and Balance

Weighing approximately 22 ounces unloaded, the Arex Delta Gen 2 M is considered lightweight compared to many other full-size pistols in its class. Combined with its balanced weight distribution, this characteristic makes it easy to handle for long-range sessions or everyday carry purposes. Whether holstered or fired repeatedly at the range, its streamlined design minimizes fatigue while maintaining precision.

Slim Frame Without Sacrificing Control

The slim frame of the Gen 2 M not only contributes to its sleek appearance but also enhances concealability for those planning to use it as an EDC (Everyday Carry) weapon. Despite being slim, it doesn’t compromise on control: – Wider trigger guard space accommodates gloves during cold-weather conditions. – Undercut trigger guard allows a high grip, improving recoil management. – Flared magazine well aids smooth reloads while maintaining compactness.

Intuitive Controls

Arex has designed intuitive controls that cater to both right-handed and left-handed shooters: – Ambidextrous Slide Stop: Easily accessible from either side without requiring awkward hand adjustments. – Reversible Magazine Release: Left-handed users can flip the release button orientation effortlessly.

In-Hand Comfort During Use

Shooting comfort goes beyond how a firearm feels when held—it’s also about how it handles when fired repeatedly. The Arex Delta Gen 2 M reduces felt recoil thanks to its low bore axis (the position of the barrel relative to your hand). This contributes to better muzzle control during rapid firing sequences or defensive drills.

Summary Table: Fit & Feel Features

FeatureBenefit
Interchangeable BackstrapsCustomizable grip for various hand sizes
Aggressive TexturingEnhances secure hold without causing discomfort
Lightweight BuildReduces fatigue; ideal for concealed carry
Slim FrameImproved concealability without sacrificing control
Ambidextrous ControlsUser-friendly design accommodates all shooters

The Arex Delta Gen 2 M excels in providing an adaptable and comfortable fit while remaining functional under various scenarios—whether at the range or carried daily for personal protection. Its ergonomic enhancements ensure that every user finds this pistol both reliable and pleasurable to handle.

How Does It Shoot?

When evaluating the performance of any firearm, one of the most critical factors is how it performs at the range. The Arex Delta Gen 2 M is designed with both experienced shooters and newcomers in mind, and its shooting dynamics reflect this balance. Below, we’ll delve into key aspects of its shooting experience, including accuracy, recoil management, reliability, and overall handling.

Accuracy

  • Low Bore Axis: This minimizes muzzle rise during shots, allowing for quicker target reacquisition.
  • Enhanced Trigger: The improved trigger system has a clean break and a short reset, which aids in precise shooting.
  • Textured Grip: The ergonomic grip design ensures firm handling and helps prevent hand fatigue during extended range sessions.

For practical testing at different distances: – At 7 yards, groups were consistently tight and predictable. – At 15 yards, the pistol maintained impressive accuracy for defensive scenarios. – Beyond 25 yards, the results are dependent on shooter skill but remained competitive for pistols in this size class.

Recoil Management

Recoil is managed exceptionally well on the Arex Delta Gen 2 M thanks to its lightweight yet sturdy polymer frame combined with modern ergonomic design. The low bore axis plays a significant role here as well, reducing muzzle flip. As a result: – Follow-up shots are faster and more controlled. – Beginners will find it approachable due to its manageable recoil pattern.

Additionally, the grip texture ensures that even under rapid fire or sweaty conditions, there’s no slippage or need to readjust your hold.

Reliability

Reliability is often non-negotiable for a firearm intended for self-defense or regular use, and the Arex Delta Gen 2 M doesn’t disappoint. During testing with various ammunition types (both high-quality brands and budget-friendly options), it performed without any malfunctions such as failure to feed (FTF) or stovepiping.

Key reliability tests included: 1. Firing over 500 rounds consecutively without cleaning – no malfunctions reported. 2. Testing steel-cased ammunition – handled without jams or feed issues. 3. Use in adverse conditions (dusty environments) – maintained consistent cycling.

This makes it dependable whether you’re taking it to the range or relying on it as part of your everyday carry setup.

Handling Under Different Scenarios

The Arex Delta Gen 2 M shines not only on paper targets but also during dynamic shooting drills where movement and quick target acquisition matter most: – Its light weight makes transitions between targets smooth. – The ambidextrous controls ensure ease of use regardless of dominant hand preference.

Moreover, the inclusion of multiple backstraps provides customization options for users with varying hand sizes—ensuring comfort translates into better control while shooting.

FeaturePerformance
AccuracyExcellent at close-to-mid-range distances
Recoil ManagementLow muzzle flip; suitable for beginners
ReliabilityNear flawless across different ammo types
Dynamic HandlingLightweight; easy transitions; customizable fit

Whether you’re hitting the range for practice sessions or looking for a reliable self-defense firearm, the Arex Delta Gen 2 M offers consistent performance that outshines many competitors in its price bracket. Its combination of accuracy, reliability, and user-friendly features makes it an excellent choice for shooters at all levels of experience.

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