📱 Model features |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Model | Galaxy A20 (SM-A205U) | Galaxy A21 (SM-A215U) |
| Other model names | Galaxy A20 A205U NFC (Sprint, T-Mobile, Verizon, USCellular) | Galaxy A21 SM-A215U (Sprint, T-Mobile, US Cellular, Verizon) |
| Country or region available | 
USA |
USA |
| Brand | Samsung | Samsung |
| Release date | 4/5/2019, Announced: 3/19/2019 | 6/26/2020 |
| Depth | 7.8 millimeters (0.31 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 74.7 x 158.4 millimeters (2.94 x 6.24 in) | 76.7 x 167.8 millimeters (3.02 x 6.61 in) |
| Weight | 169 grams (5.92 ounces) | 193 grams (6.76 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
🤖 Operating System |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 11 | feature not registered |
| User Interface | One UI 2.5 / 3.1 | feature not registered |
⚙️ Processor |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Chipset | 64bit: Samsung Exynos 7884 (14nm) | 64bit: MediaTek Helio P35 (MT6765) (12nm) |
| CPU | Octa-core, 2 processors:
2x 1.6GHz ARM Cortex-A73 (Dual-core)
6x 1.35GHz ARM Cortex-A53 (Hexa-core) | Octa-core, 2 processors:
4x 2.3GHz ARM Cortex-A53 (Quad-core)
4x 1.8GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-G71 MP2 (770MHz) | PowerVR GE8320 MP2 (680MHz) |
| Performance (benchmark) | AnTuTu: 122778 (v9) | feature not registered |
💽 Memory and storage |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| RAM memory | 3GB LPDDR4X | 3GB LPDDR3 |
| Internal storage | 32GB (21GB available)
eMMC 5.1 | 32GB (20GB available)
eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC
(dedicated slot) | Until 512GB microSD, microSDXC
(dedicated slot) |
📲 Display |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Display type | Super AMOLED | TFT PLS |
| Screen size | 6.4" inches | 6.5" inches |
| Screen-to-body ratio | ~85% (screen-to-body ratio) | ~79.3% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 268 PPI | 270 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
📶 Mobile networks |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM)
nano-SIM (4FF) | 1 slot (Single-SIM)
nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 2, 3, 4, 5, 7, 13, 20, 28, 66) | LTE Cat4 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Back camera (main camera) | (dual camera)
13 megapixels
5MP ultrawidef/2.212mm | (quad camera)
16 megapixels
8MP ultrawidef/2.21/4.0"1.12µm
2MP macrof/2.4
2MP depthf/2.4 |
| Main camera resolution | 4128x3096 pixels | 4608x3456 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | 28mm lens | feature not registered |
| Sensor size | feature not registered | 1/3.06" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Front camera (secondary) | 8 megapixels | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 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 | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n (2.4GHz)
WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Sensors | Accelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Battery type | LiPo: Li-Ion polymer (Non removable) | LiPo: Li-Ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 4000 mAh |
| Charger, watts | 15W Wired fast charging | 15W Wired fast charging |
| Wireless charging | Not supported | Not supported |
| Talk time autonomy | 26 hours (1.1 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| Call control | Voice dialing, Voice recorder | 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, Deep Blue, Red, Coral Orange | • Colors: Black
• One UI 2.0 |
☢️ Radiation rate |
| Samsung Galaxy A20 (SM-A205U) | Samsung Galaxy A21 (SM-A215U) |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.6W/kg (body) | 0.6W/kg (head), 1.27W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |