On this page we compare specs HTC U21 Qualcomm SDM765 Snapdragon 765G (7 nm) with HTC 10 Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo), we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
| Hardware and OS | HTC U21 | HTC 10 |
|---|
| Operating system | Android v10 (Q) | Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo); Sense UI |
| Processor | Qualcomm SDM765 Snapdragon 765G (7 nm) | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) |
| Chipset | | Qualcomm MSM8996 Snapdragon 820 (14 nm) |
| RAM | 8 GB | |
| Internal Storage | 256 GB | |
| GPU | | Adreno 530 |
| Internal memory | | 32/64 GB, 4 GB RAM |
| External memory | | microSD, up to 512 GB (dedicated slot) |
| Display | HTC U21 | HTC 10 |
|---|
| Type | IPS LCD | Super LCD5 |
| Size | 6.8 inches | 5.2" inc |
| Resolution | 1080 x 2400 Pixels | 1440 x 2560 px |
| Protection | | Corning Gorilla Glass 3 |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
| Screen-to-Body Ratio | | 71.1% |
| Display area | | 74.5 cm2 |
| Display aspect ratio | | 16:9 (height:width) |
| Pixel Density | 378 ppi | 565 PPI |
| Colors | | 16M |
| Connectivity | HTC U21 | HTC 10 |
|---|
| Network support | 5G , 4G , 3G, 2G | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| USB connectivity | Mass storage device, USB charging | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500) |
| Wi-Fi | Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot |
| Network | | GSM / HSPA / LTE |
| SIM card | | Nano-SIM |
| Bluetooth | Yes, v5.0 | 4.2, A2DP, aptX |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes, with A-GPS, Glonass | Yes, with A-GPS, GLONASS/ BDS (region dependent) |
| NFC | Yes | Yes |
| Speed | | HSPA, LTE-A (3CA) Cat9 450/50 Mbps |
| USB | | 3.1, Type-C 1.0 reversible connector |
| Camera | HTC U21 | HTC 10 |
|---|
| Front camera resolution | 32 MP, f/2.0, (wide), 1/2.8", 0.8µm) | |
| Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Flash | Yes, LED Flash | |
| Autofocus | Yes | |
| Video recording | Yes | |
| Main camera | | 12 MP, Single |
| Specs | | 12 MP, f/1.8, 26mm (wide), 1/2.3', 1.55µm, OIS, laser AF |
| Features | | Dual-LED dual-tone flash, HDR, panorama |
| Video | | 2160p@30fps, 720p@120fps, HDR, stereo sound rec. |
| Selfie camera | | 5 MP, Single |
| Multimedia | HTC U21 | HTC 10 |
|---|
| Audio jack | 3.5 MM | |
| Loudspeaker | Yes | |
| 3.5 mm Jack | | Yes |
| Radio | | No |
| Design | HTC U21 | HTC 10 |
|---|
| Colours | Green, White | |
| Colors | | Carbon Gray, Topaz Gold, Glacier Silver, Camellia Red |
| Body build | | Front glass, aluminum body |
| Dimensions | | 145.9 x 71.9 x 9 mm |
| Weight | | 161 g |
| Battery | HTC U21 | HTC 10 |
|---|
| Capacity | 5000 mAh | |
| Type | Lithium Polymer | |
| Battery capacity | | 3000 mAh, Non-removable Li-Ion |
| Battery life | | Stand by time- Up to 456 h (3G)
Talking time- Up to 27 h (3G)
|
| Other | HTC U21 | HTC 10 |
|---|
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | Rear | |
| Other sensors | Accelerometer, Gyro, Proximity, Compass, SAR | |
| Release date | | 2016, April |
| Sensors | | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass |
