Keychron V3 Ultra vs V6 UltraTKL vs Full-Size 8K Wireless
Choose the V3 Ultra for a compact, portable workstation or the V6 Ultra if you require a dedicated number pad for data entry.
Which one should you get?
Get the
Keychron V3 Ultra
TKL
- More compact 80% TKL layout saves desk space.
- Lighter weight at 960g for easier portability.
- Explicitly supports QMK and VIA firmware for advanced programming.
- Lacks a dedicated number pad, which may hinder data entry.
- Plastic/ABS case construction, with no mention of metal options.
- Does not support ISO layout variants.
Get the
Keychron V6 Ultra
Full-Size 8K Wireless
- Full-size 100% layout includes a dedicated number pad.
- Supports ANSI, ISO, and ISO-DE layout standards.
- Features a knob and multi-media keys for enhanced control.
- Larger and heavier at 1130g, less portable.
- Vendor description does not mention QMK or VIA support, relying on ZMK/Launcher.
- Occupies more desk space with dimensions of 448 x 149 mm.
Your desk space and need for a number pad are the primary deciding factors. The Keychron V3 Ultra is the better all-rounder for most users, offering a great blend of performance, customizability, and space efficiency. Only choose the V6 Ultra if your daily workflow is built around numeric data entry or you strongly prefer a full-size keyboard. Both deliver top-tier wireless performance and a premium typing experience.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Keychron V3 Ultra
Keychron V6 Ultra
Layout size
80%
100%
Case material
ABS, Plastic
ABS, Aluminum, Metal, Plastic
Weight
960 g
1,130 g
QMK
Yes
No
VIA
Yes
No
- Keychron V3 Ultra
- Keychron V6 Ultra
- Performance
- 9189
- Build quality
- 8377
- Productivity
- 9891
- Customizability
- 9479
- Portability
- 7656
- Connection: Wired, Bluetooth, 2.4 GHz
- Hot-swappable
- Battery: 4,000 mAh
- Max polling rate: 8,000 Hz
- Switch options: Clicky, Linear, Tactile
- Mount style: Gasket Mount
What will you mostly use it for?
The V3 Ultra's TKL form factor makes it the preferred choice for gaming and travel, while its explicit QMK/VIA support appeals to modders. The V6 Ultra's full-size layout with a number pad is decisive for office work, data-heavy tasks, and content creation. For programming, both are equally capable due to their high customizability and similar core specs, making the choice purely about layout preference.
Pick the Keychron V3 Ultra
- The 80% TKL layout frees up more mouse movement space.
- Lighter weight of 960g versus 1130g for easier repositioning.
- Identical 8000 Hz polling rate for low-latency performance.
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron V3 Ultra
2 owner reviews
“Second Keyboard I buy from Keychron! I live in El Salvador and it arrived on time and perfectly. Extremely comfortable, outstanding switches. Best keyboard I've had in my life.”
Keychron V6 Ultra
6 owner reviews
“This thing is great the backlight is exactly how I want it and I don't got to download an app to change the light the keys are really responsive”
Keychron V3 Ultra vs V6 Ultra specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
7 of 27 specs differ
Keychron V3 Ultra
Keychron V6 Ultra
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Lowest price across stores, Amazon excluded.
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Keychron V3 Ultra vs V6 Ultra: your questions
The main difference is the layout size. The V3 Ultra is an 80% TKL (tenkeyless) keyboard, while the V6 Ultra is a 100% full-size keyboard that includes a dedicated number pad. This impacts desk footprint, portability, and suitability for data-heavy tasks.
Yes. Both the V3 Ultra and V6 Ultra support 2.4 GHz wireless, Bluetooth 5.3, and wired USB-C connections. According to Keychron, both achieve an 8000 Hz polling rate in their 2.4 GHz and wired modes for low latency.
Both keyboards are listed with an identical 4000mAh rechargeable battery. Keychron claims up to 660 hours of use on a single charge with the backlight turned off for both models, so battery life is not a differentiating factor.
Yes. Both keyboards are hot-swappable, allowing you to change switches without soldering. The manufacturer states they are compatible with most 3-pin and 5-pin MX-style switches from brands like Cherry, Gateron, and Kailh.
The V3 Ultra explicitly lists support for both QMK and VIA firmware, which is a standard for deep, offline key remapping. The V6 Ultra uses ZMK firmware with the Keychron Launcher web app. Both offer extensive customization, but enthusiasts may prefer the established QMK/VIA ecosystem of the V3.
Both keyboards come with OSA profile double-shot PBT keycaps, which are oil-resistant and have south-facing legends. They also include an extra set of keycaps for both macOS and Windows system keys.
The Keychron V3 Ultra is more portable. It is significantly smaller (368mm long vs. 448mm) and lighter (960g vs. 1130g) than the V6 Ultra, making it easier to fit in a bag and carry.
Yes. Both keyboards are listed as compatible with macOS, Windows, and Linux. They include a system toggle switch and dedicated keycap sets for both Mac and Windows layouts.
Both the V3 Ultra and V6 Ultra use a gasket mount design with a polycarbonate (PC) plate. This design, combined with multiple layers of acoustic foam, aims to provide a softer, quieter typing feel by reducing case resonance.
The listed price ranges show significant overlap, with the V3 Ultra starting at a slightly lower price point. The price difference is generally marginal, so the decision should be based on features and layout rather than cost.
Both keyboards come pre-built with Keychron Silk POM Switches. According to the vendor, these are pre-lubed switches available in linear (Red), tactile (Brown), and tactile (Banana) variants, designed for a smooth typing experience.
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