Duoqin
Duoqin Qin 3 Ultra
A Chinese anti-addiction school phone. Its LTE bands barely touch US networks.
Shipping Hardware-induced friction
$300
Launched in China at CNY 1,599 for 8GB/256GB, about $230 at the time. Chinese retail has since drifted to roughly CNY 970. Import sellers list the global version at $300.
- TypeSlab
- SoftwareAndroid
- Screen5.02" LCD
- Network2G / 3G / 4G
- Introduced 2023
Software and apps
- Operating system
- Android 12
- App store
- Curated apps
- Web browser
- Yes
- Unknown
- Sideloading
- Partly
- Unknown
- Spotify
- Unknown
- Podcasts
- Unknown
- Apple Music
- Unknown
- Your own MP3s
- Unknown
- RCS messaging
- No
- Group texts
- Unknown
- Android Auto
- UnknownWhether the Play Store is on board depends on the variant you buy.
- Maps
- Unknown
Hardware
- Form factor
- Bar (mini slab)
- Screen
- 5.02-inch 720x1520 LCD with a hole-punch front camera in the top left corner. Duoqin's own spec sheet calls the screen 5.05 inches. No refresh rate is published.
- Camera
- Yes
- Battery
- 2,500 mAh not user-replaceable
- USB-C
- Yes
- Headphone jack
- No
- Weight
- 118 g
Connectivity
- Network
- 2G / 3G / 4GDuoqin lists it for China Mobile 2G and 4G, China Unicom 2G, 3G and 4G, and China Telecom 4G VoLTE. There is no 5G.
- VoLTE
- Yes
- SIM
- Physical SIMOne nano SIM slot, single standby. The Chinese hands-on review says the tray takes a single card and the import listing's spec block agrees, though the same listing's sales copy claims dual SIM.
- Wi-Fi hotspot
- Yes
- Bands
- 2G GSM 3/8; 3G WCDMA 1/5/8; 4G FDD-LTE 1/3/5/7/8; 4G TDD-LTE 38/39/40/41
- Carriers
- LTE FDD 1/3/5/7/8 and TDD 38/39/40/41, a China and Europe set. Bands 2, 4, 12, 13, 66 and 71, which is most of what AT&T, T-Mobile and Verizon run, are all missing. Assume it will not work properly on a US network.
Where to get one
- Regions
- Import only
- Countries
- Sold in China through Duoqin's own shop and its JD and Tmall stores. Everywhere else it is an import.
- Also sold at
- Duoqin's own shop, JD and Tmall in China; qinf21pro.com for the global version
Notes
At first boot you pick a Standard or a Student build, and the Student one can only install from Duoqin's own market. A factory reset does not undo that choice. There is no Google Play, the interface and preloaded apps are Chinese, and the Qin AI assistant is billed by the query.
Last updated September 16, 2026.
