70mai
70mai Dash Cam 4K A810
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Released 2023
Best Dash Cams · head-to-head
70mai Dash Cam 4K A810 vs BlackVue DR900X Plus
A sourced, side-by-side comparison. 70mai Dash Cam 4K A810 is cheaper at —. Every spec and price links to its source.
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BlackVue
BlackVue DR900X Plus
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | 70mai Dash Cam 4K A810 | BlackVue DR900X Plus |
|---|---|---|
| US price | — | — |
| Brand | 70mai | BlackVue |
| Released | 2023 | — |
| Resolution | 4K front (3840x2160) / 1080p rear | 4K front (3840x2160) / Full HD rear (1920x1080) |
| Channels | 2 | 2 |
| FOV (°) | 150 | 162 |
| Gps | Yes | Yes |
| Parking mode | Yes | Yes |
| Storage max (GB) | — | 256 |
| Wi-Fi | Yes | Yes |
| Display | 3.0-inch IPS | — |
| Release | 2023 | — |
Sources — 70mai Dash Cam 4K A810: 70mai.com (verified 2026-06-15). BlackVue DR900X Plus: manual.blackvue.com (verified 2026-07-08).
What's the difference between the 70mai Dash Cam 4K A810 and BlackVue DR900X Plus?
Where the two actually differ on the specs we track (2 of 8). Matching specs are omitted.
- Resolution: 70mai Dash Cam 4K A810 4K front (3840x2160) / 1080p rear vs BlackVue DR900X Plus 4K front (3840x2160) / Full HD rear (1920x1080)
- FOV (°): 70mai Dash Cam 4K A810 150 vs BlackVue DR900X Plus 162
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
70mai Dash Cam 4K A810
Two whitelisted testers (PCWorld, TechRadar) hands-on reviewed the exact 70mai A810 in late 2023; both call it an outstanding-value 4K dash cam whose front camera excels in all lighting but whose 1080p rear channel underwhelms. PCWorld reported the only numeric figures (front data rate, 256GB capacity); neither published formal lab benchmarks. (2 sourced reviews, 2 lab-tested.)
Praised: 4K front camera delivers excellent, detailed video in all lighting conditions; Outstanding value/price for a 4K dual-channel dash cam; Useful extras: GPS, Wi-Fi/Bluetooth, phone app, and parking/surveillance features.
Flagged: 1080p rear camera is weak — poor color/processing and struggles in low light; No touchscreen; button-only interface feels rudimentary; No built-in battery — must stay plugged into car power.
BlackVue DR900X Plus
No sourced tester review yet.