MIIIW Xiaomi Z830 vs Xiaomi ART Z870Hot-Swap or Aluminum
Choose the MIIIW Xiaomi Z830 for hot-swappable switches and a lighter 75% layout, or the MIIIW Xiaomi ART Z870 for an aluminum case, N-key rollover, and Bluetooth connections with up to five devices.
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Which one should you get?
Get the
MIIIW Xiaomi Z830
Hot-swappable
Build quality in the bottom 15% of 75% boards under $150.
- Hot-swappable sockets support standard 3-pin and 5-pin switches.
- EVA sound-absorbing cotton and gasket construction are highlighted in the vendor description.
- No numpad.
Get the
MIIIW Xiaomi ART Z870
N-key rollover
Build quality in the bottom 30% of 80% boards under $100.
- Aluminum case construction.
- N-key rollover is specified for registering simultaneous key presses.
- Bluetooth supports connections with up to five devices simultaneously, according to the vendor.
- Switches are soldered. Swapping them means soldering.
- No numpad.
Get the MIIIW Xiaomi Z830 for hot-swappable switches, its stated EVA and gasket construction, and a lighter 75% form. Choose the MIIIW Xiaomi ART Z870 for its aluminum case, N-key rollover, and vendor-stated Bluetooth support for up to five devices. Both are numpad-free, so buyers who need one should look beyond these two layouts.
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.
MIIIW Xiaomi Z830
MIIIW Xiaomi ART Z870
Layout size
75%
80%
Hot-swappable
Yes
No
Switch changes without soldering
Case material
ABS
Aluminum
Weight
788 g
1,030 g
Heavier boards stay planted and lighter ones travel
N-key rollover
No
Yes
- MIIIW Xiaomi Z830
- MIIIW Xiaomi ART Z870
- Performance
- 6672
- Build quality
- 4953
- Productivity
- 6760
- Customizability
- 6450
- Portability
- 8370
- Connection: Bluetooth, 2.4 GHz, Wired
- Battery: 4,000 mAh
- Keycaps: PBT
What will you mostly use it for?
The Z830 has the edge for buyers who prioritize a lighter, more compact keyboard or plan to change switches. The Z870 is more compelling for gaming features and workflows that benefit from its listed multi-device Bluetooth support and included replacement keycaps. Programming is a close call because both offer ANSI layouts and multiple connection modes, but their switch and layout features differ. Neither board has a numpad.
Pick the MIIIW Xiaomi ART Z870
- The Z870 has N-key rollover, which its product description says registers multiple simultaneous key presses.
- The Z830 vendor description lists anti-ghosting, while the Z870 specifically identifies N-key rollover.
MIIIW Xiaomi Z830 vs Xiaomi ART Z870 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
6 of 17 specs differ
MIIIW Xiaomi Z830
MIIIW Xiaomi ART Z870
Switch options
Hot-swappable
Layout size
Layout standard
Ergonomics
Display
Connection
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
N-key rollover
Mac & Windows
Released
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MIIIW Xiaomi Z830 vs Xiaomi ART Z870: your questions
The Z830 has hot-swappable switches and a 75% layout, while the Z870 has an aluminum case and an 80% layout. The Z870's switches are soldered, so replacing them requires soldering.
Yes. Its vendor description says it accepts standard 3-pin or 5-pin switches. The Z870's switches are soldered, according to its compatibility details.
No, the Z870's switches are soldered, and changing them means soldering. The Z830 is the option here with standard 3-pin and 5-pin hot-swap support.
The Z830 weighs 788g, while the Z870 weighs 1030g. The Z830 also has the smaller listed dimensions, at 40 x 152 x 337 mm.
Neither board has a numpad. The Z830 is a 75% keyboard, and the Z870 is an 80% keyboard.
The Z870 specifies N-key rollover, which its vendor says registers keys pressed at the same time. The Z830 vendor description mentions anti-ghosting, but does not specify N-key rollover.
Its vendor description says Bluetooth supports connections with up to five devices simultaneously. The board also lists wired USB-C and 2.4 GHz connection modes.
The Z830 has an ABS case, while the Z870 has an aluminum case. Both have PBT keycaps.
The vendor lists replacement WIN, MENU, ESC, Backspace, Space, and Alt keycaps with the Z870. It also describes Mac and Windows keycaps that users can swap according to their habits.
The vendor description identifies a Gateron G-Pro Yellow linear switch, with an operating force of 50±15gf. The product metadata also lists linear and tactile switch types.
The vendor description identifies Kailh BOX Red linear switches, with an operating force of 40±10gf. The switches are soldered rather than hot-swappable.
Both list wired USB-C, 2.4 GHz, and Bluetooth connections. Both also list a 4000mAh battery.
Not sold on either?
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