On this page we compare specs HTC Desire 21s Qualcomm SM7125 Snapdragon 720G (8 nm) with HTC U11 Octa-core (4x2.45 GHz Kryo & 4x1.9 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 Desire 21s | HTC U11 |
|---|
| Operating system | Android v11 | Android 7.1 (Nougat), upgradable to Android 8.0 (Oreo); Sense UI |
| Processor | Qualcomm SM7125 Snapdragon 720G (8 nm) | Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo) |
| Chipset | | Qualcomm MSM8998 Snapdragon 835 (10 nm) |
| RAM | 8 GB | |
| GPU | | Adreno 540 |
| Internal Storage | 128 GB | |
| Internal memory | | 128 GB, 6 GB RAM64 GB, 4 GB RAM |
| External memory | | microSD, up to 512 GB (uses SIM 2 slot) - dual SIM model only |
| Display | HTC Desire 21s | HTC U11 |
|---|
| Type | IPS LCD | Super LCD5 |
| Size | 6.6 inches | 5.5" inc |
| Resolution | 720 x 1600 Pixels | 1440 x 2560 px |
| Protection | | Corning Gorilla Glass 5 |
| Aspect ratio | 20:9 | |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
| Screen-to-Body Ratio | | 71.4% |
| Display area | | 83.4 cm2 |
| Display aspect ratio | | 16:9 (height:width) |
| Pixel Density | 270 ppi | 534 PPI |
| Colors | | 16M |
| Connectivity | HTC Desire 21s | HTC U11 |
|---|
| Network support | 4G , 3G, 2G | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| USB connectivity | Mass storage device, USB charging | |
| 3G Network | | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | | LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot |
| Network | | GSM / HSPA / LTE |
| SIM card | | Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | Yes, v5.0 | 4.2, A2DP, LE (5.0 after SW update) |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes, with A-GPS, Glonass | Yes, with A-GPS, GLONASS, BDS |
| NFC | | Yes |
| Speed | | HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/75 Mbps |
| USB | | 3.1, Type-C 1.0 reversible connector |
| Camera | HTC Desire 21s | HTC U11 |
|---|
| Front camera resolution | 20 MP Primary Camera | |
| 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/1.7, 1/2.55', 1.4µm, dual pixel PDAF, 5-axis OIS |
| Features | | Dual-LED dual-tone flash, HDR, panorama |
| Video | | 2160p@30fps, 1080p@30/60/120fps, HDR, 24-bit/192kHz stereo sound rec. |
| Selfie camera | | 16 MP, Single |
| Multimedia | HTC Desire 21s | HTC U11 |
|---|
| Loudspeaker | Yes | |
| 3.5 mm Jack | | No |
| Radio | | No |
| Design | HTC Desire 21s | HTC U11 |
|---|
| Height | 164.9 mm | |
| Width | 75.7 mm | |
| Thickness | 9 mm | |
| Colours | Dawn Orange, Twilight Black | |
| Colors | | Amazing Silver, Sapphire Blue, Brilliant Black, Ice White, Solar Red |
| Body build | | Front/back glass, aluminum frame |
| Dimensions | | 153.9 x 75.9 x 7.9 mm |
| Weight | 203 grams | 169 g |
| Battery | HTC Desire 21s | HTC U11 |
|---|
| Capacity | 5200 mAh | |
| Type | Lithium Polymer | |
| Battery capacity | | 3000 mAh, Non-removable Li-Ion |
| Battery life | | Stand by time- Up to 336 h (3G)
Talking time- Up to 24 h 30 min (3G)
|
| Other | HTC Desire 21s | HTC U11 |
|---|
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | Rear | |
| Other sensors | Accelerometer, Gyro, Proximity, Compass | |
| Release date | | 2017, May |
