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- Lofree Flow84 vs Keychron K3
Lofree Flow84 vs Keychron K3
Genral Info
| Brand | Lofree Keychron |
| Model Name | Flow84 K3 |
| Series | Flow Series K-Series |
| Type | Mechanical (Wireless + Wired) Mechanical (Wireless + Wired) |
| Layout | 75% (84 keys) 75% (Low-profile tenkeyless) |
| Release Year | 2024 2021 |
| Use Case | Work, Typing, Creative, Productivity Work, Travel, Productivity |
DESIGN & BUILD
| Frame Material | Aluminum alloy unibody Aluminum top frame + plastic bottom |
| Plate Material | PC (polycarbonate) Steel |
| Keycap Material | PBT (Low-profile double-shot) ABS (Low-profile double-shot) |
| Color Options | White, Basalt Black, Mist Blue Black, Grey |
| Dimensions (L × W × H) | 316 × 125 × 26 mm 306 × 116 × 22 mm |
| Weight | 820 g 480 g |
| Form Factor | Compact 75% layout Compact 75% |
| Finish | Smooth anodized surface with matte edges Matte anodized texture |
SWITCH & TYPING EXPERIENCE
| Switch Type | Low-profile mechanical (hot-swappable) Low-profile Mechanical (Hot-swappable) |
| Switch Options | Lofree Ghost Linear / Ghost Tactile (Kailh low-profile compatible) Keychron Low-profile Red / Blue / Brown |
| Mount Type | Gasket-mounted structure Plate mount |
| Stabilizers | Pre-lubed plate-mounted stabilizers Clip-in stabilizers (factory-lubed) |
| Typing Angle | 6° fixed incline Adjustable (2 levels) |
| Key Rollover | Full N-key (wired) / 6-key (Bluetooth) Full N-key (wired) / 6-key (Bluetooth) |
| Actuation Force | 45 g ± 10 g ~45g (depends on switch) |
| Key Travel | 1.2 mm actuation / 2.8 mm total 1.2 mm actuation / 2.5 mm total |
| Typing Feel | Low-profile, soft, responsive, and quiet Short travel, crisp feedback, quiet |
PERFORMANCE
| Response Time (Bluetooth) | 8–10 ms (Bluetooth) 8–10 ms (Bluetooth) |
| Anti-Ghosting | 100% NKRO Full NKRO (wired) |
| Input Lag | Minimal (Performance Mode) Minimal (low-latency mode) |
| Latency Mode | Adjustable Low-latency mode Low-latency toggle available |
RGB & LIGHTING
| Backlight Type | White LED (adjustable) Per-key RGB |
| LED Orientation | South-facing South-facing |
| Lighting Effects | 10 preset animation modes 18+ preset effects |
| Custom Effects | Supported via companion software Supported via VIA/QMK |
| Brightness Levels | 5-step brightness control 4-step adjustable |
| Control | Onboard shortcuts + software Software + onboard shortcuts |
SOFTWARE & CUSTOMIZATION
| Firmware | Lofree OS (custom, VIA-compatible) QMK / VIA compatible |
| Key Remapping | Yes (via software) Fully programmable |
| Macro Support | Supported Yes |
| Profile Storage | 3 onboard profiles 3 onboard profiles |
| Firmware Update | Available via USB Yes, via USB-C |
| Hotkey Shortcuts | Lighting, media, function layer toggles RGB control, device switch, media |
SOUND & COMFORT
| Acoustic Dampening | Integrated foam and silicone pad under PCB Foam-padded layers |
| Typing Sound Profile | Soft “thock” with muted bottom-out Soft and clean low-tone sound |
| Gasket Mount | Gasket mount adds flexible cushioning |
| Noise Reduction | Internal insulation layers for noise reduction Optimized with switch pads |
| Wrist Rest | Optional magnetic rest (sold separately) Optional (sold separately) |
| Tilt Feet | Rubber base pads for stability 2-level adjustable |
Support and compatibility
| Software Support | macOS, Windows, Linux, Android, iOS macOS, Windows, Linux, Android, iOS |
| Plug-and-Play | Yes Yes |
| Layout Options | macOS / Windows legends included macOS / Windows keycaps included |
BATTERY & CONNECTIVITY
| Battery Capacity | 2000 mAh 1550 mAh |
| Battery Type | Rechargeable lithium-ion lithium battery |
| Battery Life (No RGB) | Up to 40 hours Up to 90 hours |
| Battery Life (RGB On) | 10–15 hours 30–35 hours |
| Charging Port | USB Type-C USB Type-C |
| Charge Time | 2.5 hours Around 2.5 hours |
| Wireless Mode | Bluetooth 5.1 Bluetooth 5.1 |
| Wired Mode | USB-C cable USB-C cable connection |
| Multi-Device Pairing | Yes, up to 3 devices Up to 3 devices |
| Switch Between Devices | Fn + 1/2/3 shortcuts Fn + 1/2/3 shortcuts |
| Polling Rate (Wired) | 1000 Hz 1000 Hz |
| Polling Rate (Wireless) | 125 Hz 125 Hz |
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