Samsung Galaxy A21 (SM-A215U1) vs HTC U11 (Dual 128GB)
Side by side comparison between Samsung Galaxy A21 vs HTC U11 phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
PLS
PLS
720x1600
16
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
5.5"
SLCD5
SLCD5
1440x2560
12.2
MP
MP
16mp
6GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? HTC U11 (Dual 128GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
9 Advantages 
19 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras / HDR photo/video on both cameras |
| (front) Full HD (1920x1080) |
| 4G LTE / 4G LTE-A |
| Capacitive |
| +12 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Model | Galaxy A21 (SM-A215U1) | U11 (Dual 128GB) |
| Other model names | Galaxy A21 SM-A215UZKAXAA (USA Unlocked) | HTC U11 Dual-Sim 6GB RAM, HTC Ocean |
| Country or region available |  USA |             (Global, International), Saudi Arabia, China, United Arab Emirates, (Europe), Philippines, Hong Kong, India, Malaysia, Russia, Singapore, Taiwan |
| Brand | Samsung | HTC |
| Release date | 6/26/2020 | 6/1/2017 |
| Depth | 8.1 millimeters (0.32 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 76.7 x 167.8 millimeters (3.02 x 6.61 in) | 75.9 x 153.9 millimeters (2.99 x 6.06 in) |
| Weight | 193 grams (6.76 ounces) | 169 grams (5.92 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Waterproof (IP?) |
📲 Display | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Display type | TFT PLS | TFT Super LCD 5 |
| Screen size | 6.5" inches | 5.5" inches |
| Screen-to-body ratio | ~79.3% (screen-to-body ratio) | ~71.4% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 270 PPI | 534 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| System version | Android 10 | Android 7.1 Nougat |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Chipset | 64bit: MediaTek Helio P35 (MT6765) (12nm) | 64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2.45GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 MP2 (680MHz) | Qualcomm Adreno 540 (670-710MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| RAM memory | 3GB LPDDR3 | 6GB LPDDR4 |
| Internal storage | 32GB (20GB available) eMMC 5.1 | 128GB (115GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 800/75 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | CDMA 800 (U-3w), GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | Global version (U-3u): UMTS 850/900/1900/2100 China version (U-3w): CDMA2000 EV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat15 Global version (U-3u): LTE (Bands 1,3,4,5,7,8,12,17,20,28,32) TD-LTE (Bands 39,40,38,41) China version (U-3w): LTE (Bands 1,3,4,5,7,8,12,17) TD-LTE (Bands 39,40,38,41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Back camera (main camera) | (quad camera) 16 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP macro f/2.4 2MP depth f/2.4 | 12.2 megapixels |
| Main camera resolution | 4608x3456 pixels | 4032x3024 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.06" inches | feature not registered |
| Pixel size | 1µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Front camera (secondary) | 13 megapixels | 16 megapixels |
| Front camera resolution | 4128x3096 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 3.1 Type-C reversible connector |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4000 mAh | 3000 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 24.5 hours (1 days) |
| Standby | feature not registered | 336 hours (14 days) |
➕ Other features | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • One UI 2.0 | • Colors: Black, White, Silver, Blue, Solar Red • USB OTG On-The-Go • Aluminum and glass body • 3D glass screen • Amazon Alexa • Plastic case included • HTC Sense UI • HTC BoomSound • Hi-Res audio • 24-bit/192kHz audio • Fast battery charging • Quick Charge 3.0 • Type-C to 3.5mm headphone jack adapter • Slow motion 1080p@120fps • Miracast • IP67 certified: dust and water resistant up to 1m and 30min |
☢️ Radiation rate | ||
| Galaxy A21 (SM-A215U1) | HTC U11 (Dual 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.6W/kg (head), 1.27W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |