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Keychron K2 75% — Review & Specs | Pricepect | Pricepect

Home KeyboardsKeychron K2 75%

Keychron K2 75% — image 1

Keychron

Keychron K2 75%

Expert Review Analysis

The Keychron K2A3 is a 75% (84‑key) wireless mechanical keyboard featuring Gateron Brown switches, double‑shot PBT Cherry‑profile keycaps, and enhanced acoustic foams for improved sound and stability. It offers Bluetooth 5.2 and wired USB‑C connectivity with adjustable typing angles, making it a versatile choice for multi‑OS users.

✓ Best for: Hybrid workers, typists, and casual gamers who need a compact 75% mechanical keyboard with cross‑platform support, multi‑device Bluetooth, and ergonomic angle adjustment for office productivity or desk‑bound gaming.✗ Not ideal for: Users prioritizing ultra‑lightweight portability, those who require hot‑swap switch customization, or anyone seeking full RGB lighting options.

Pros

✓Enhanced acoustic foams (IXPE, EPDM, PET) deliver improved typing sound and stability.
✓Plate-mounted stabilizers reduce key wobble and provide smoother keypresses.
✓Adjustable typing angles (5°, 9°, 13°) improve ergonomics and reduce wrist strain.

Price History

Current

$79.99

Average

$74.30

Lowest

$55.98

Highest

$79.99

Price trend (90d):0.0%

Best Seller Rank History

Now#23Best#5Worst#6,216 -13

Lower = better sales rank

Specifications

Battery

Battery Capacity4000 mAh mAh

Battery Life (Typing)72 hours minutes

Battery Life (Normal Use)7 days minutes

Connectivity

Bluetooth Version5.2

USB-C ConnectivityWired (USB-C)

Wireless Polling Rate125 Hz Hz

Wired Polling Rate1000 Hz Hz

Design

Dimensions (Length x Width)311.14 x 121.14 mm

Height Front (No Keycaps)22.55 mm mm

Height Rear (No Keycaps)30.88 mm mm

Height Front (With Keycaps)31.72 mm mm

Height Rear (With Keycaps)41.01 mm mm

General

BrandKeychron

ModelK2A3

Layout75% (84 keys)

Switch TypeGateron Brown

Keycaps MaterialDouble-shot PBT

Lighting

Backlight ColorWhite LED

Backlight Levels4

Acoustics

Foam TypesIXPE, EPDM, PET acoustic foams for sound dampening

Processor

MCULow‑power ARM Cortex‑M3 32‑bit WB32F3G71 with 256 KB Flash

Polling Rate

Wired Polling1000 Hz

Wireless Polling125 Hz via Bluetooth 5.2

Operating Temperature

Operating Environment-10 °C to 50 °C

Dimensions & Weight

Height1.51574802995 inches

Width4.8425196801 inches

Depth12.3228346331 inches

Weight1.92875 Pounds

Research Sources

comx-computers.co.za

keychron.com.au

keeb-finder.com

comx-computers.co.za

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User Reviews

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4.3

(3,394 reviews)

$79.99

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Keychron K2A3Brown Switch

✓Wireless Bluetooth 5.2 with 125 Hz polling plus wired USB‑C 1000 Hz polling ensures low‑latency connectivity.

✓Double‑shot PBT Cherry‑profile keycaps offer durability and a premium feel.

✓12 multimedia keys provide convenient media control without leaving the keyboard.

✓Compatibility with macOS, Windows, iOS, and Android offers cross‑platform flexibility.

Cons

✗Side‑mounted USB‑C port can be inconvenient and may require a right‑angle cable.
✗Weight ranging up to 970 g makes the keyboard heavier than many portable alternatives.
✗Lack of hot‑swap capability limits ability to change switches without soldering.
✗Backlighting limited to a single white LED color with only four brightness levels.
✗No explicit battery capacity information; battery life may be less than competing models.
✗Stabilizer rattle can occur if not pre‑lubed, affecting quiet typing experience.

From Expert Reviews

Praised by Experts

✓Re‑engineered acoustic foams provide responsive feedback and a peaceful typing sound praised by reviewers.
✓Weighted, solid build enhances desk stability and gives a premium feel according to professional tests.
✓Versatile Bluetooth 5.2 and wired USB‑C connectivity with low‑latency polling is highlighted as a strong feature.
✓Adjustable ergonomic typing angles are noted for reducing wrist strain in professional evaluations.
✓Compact 75% layout delivers full functionality without sacrificing mechanical feel, praised over low‑profile alternatives.

Criticized by Experts

✗Side‑mounted USB‑C port is considered a design flaw that may inconvenience certain setups.
✗Heavier than ultra‑slim competitors, making it less ideal for frequent travel according to reviewers.
✗Absence of hot‑swap capability limits customization for enthusiasts seeking switch swapping.

From User Reviews

Users Love

✓Smooth Gateron Brown switches deliver a satisfying tactile experience appreciated by daily users.
✓Durable double‑shot PBT Cherry‑profile keycaps withstand heavy typing and resist shine.
✓Reliable Bluetooth connectivity allows easy multi‑device switching for everyday workflows.
✓Compact 75% size with 12 multimedia keys provides convenient access without taking much desk space.
✓Stable typing feel due to added weight and acoustic foams is frequently praised by users.

Users Complain About

✗Weight of around 800‑970 g feels hefty, reducing portability for users who travel often.
✗Occasional stabilizer rattle is reported when switches are not pre‑lubed, affecting quiet typing.
✗Backlighting limited to white LEDs with only four brightness levels disappoints users seeking RGB options.
✗Battery capacity not disclosed, leading to uncertainty about long‑term wireless usage among consumers.
✗Side USB‑C placement requires a right‑angle cable, which some users find inconvenient.

Expert Opinion

Professional reviewers commend the K2A3 for its re‑engineered acoustic treatment, solid weighted construction, and versatile connectivity options, noting that the adjustable ergonomic angles and full‑size functionality in a compact 75% form factor set it apart from slimmer competitors. The main criticisms focus on the side‑mounted USB‑C port, the relatively high weight for a portable board, and the lack of hot‑swap capability.

What Users Say

Everyday users consistently praise the smooth Gateron Brown switches, durable PBT keycaps, and reliable Bluetooth multi‑device switching, while common complaints revolve around the keyboard's heft, occasional stabilizer rattle, limited white‑only backlighting, and the inconvenient side‑mounted USB‑C port.

Common Complaints

Heavy overall weight, side‑mounted USB‑C requiring a right‑angle cable, occasional stabilizer rattle, limited white‑only backlighting, and lack of disclosed battery capacity.

What People Are Saying

“Excellent typing sound and feel from acoustic foams and stabilizers.”
Expert Review

How It Compares

vs. Keychron K3 (V2)

Advantages

✓K2A3 provides superior acoustic foams and a more stable typing experience than the ultra‑slim K3.
✓Higher wired/wireless polling rates (1000 Hz / 125 Hz) deliver lower latency than K3's 1000 Hz / 90 Hz.

Disadvantages

✗K2A3 is significantly heavier (up to 970 g) compared to K3's 483 g, reducing portability.
✗K2A3 lacks the ultra‑thin profile that makes K3 ideal for minimal‑desk setups.

Choose K2A3 for premium sound and stability; choose K3 for ultra‑portable, low‑profile needs.

vs. Keychron K2 (Older)

Advantages

✓K2A3 adds acoustic foams and plate‑mounted stabilizers for quieter, more consistent typing.
✓Improved Bluetooth polling (125 Hz vs. 90 Hz) offers smoother wireless performance.

Disadvantages

✗K2A3 is heavier than many older K2 units, making it less travel‑friendly.
✗Older K2 models may have larger battery capacity, offering longer wireless runtime.

K2A3 is the better choice for sound quality and modern connectivity; older K2 suits users who prioritize lighter weight and longer battery life.

vs. Keychron K2 HE/Max

Advantages

✓K2A3’s acoustic foams and solid aluminum plate give a more refined typing sound than the HE/Max’s magnetic switches.
✓Standard Gateron Brown switches provide a familiar tactile feel compared to the HE/Max’s hall‑effect switches.

Disadvantages

✗K2 HE/Max includes RGB lighting and gaming‑oriented features that K2A3 lacks.
✗Both keyboards are similarly heavy, but the HE/Max adds extra weight with magnetic switch system.

Select K2A3 for a classic mechanical experience with superior acoustics; select K2 HE/Max if RGB and hall‑effect switches are priorities.

Rating Trend

Rating4.3/ 5Reviews3,394+228 reviews -0.20

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