Samsung Galaxy A20 (SM-A205W) vs Xiaomi Redmi 7A (12MP 16GB)
Side by side comparison between Samsung Galaxy A20 vs Xiaomi Redmi 7A phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
720x1560
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
5.45"
IPS
IPS
720x1440
12
MP
MP
5mp
2GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A20 (SM-A205W)
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!
17 Advantages 
6 Advantages | 27 Common items in both devices |
| eMMC 5.1 |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| +20 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 A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Model | Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) |
| Other model names | Galaxy A20 SM-A205W NFC, SM-A205WZKAXAC | Redmi 7A (Global) M1903C3EG, M1903C3EH, M1903C3EI, MZB7813EU |
| Country or region available |  Canada |    (Europe), (Global, International), India |
| Brand | Samsung | Xiaomi |
| Release date | 4/5/2019, Announced: 3/19/2019 | 7/1/2019 |
| Depth | 7.8 millimeters (0.31 inches) | 9.55 millimeters (0.38 inches) |
| Size (width x height) | 74.7 x 158.4 millimeters (2.94 x 6.24 in) | 70.41 x 146.3 millimeters (2.77 x 5.76 in) |
| Weight | 169 grams (5.92 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.4" inches | 5.45" inches |
| Screen-to-body ratio | ~85% (screen-to-body ratio) | ~74.4% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 720x1440 pixels (18:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 268 PPI | 295 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| System version | Android 9.0 Pie | Android 9.0 Pie |
| Firmware update | Android 11 | Android 10 |
| User Interface | One UI 2.5 / 3.1 | feature not registered |
⚙️ Processor | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Chipset | 64bit: Samsung Exynos 7884 (14nm) | 64bit: Qualcomm Snapdragon 439 SDM439 (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: 2x 2GHz ARM Cortex-A53 (Dual-core) 6x 1.45GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | ARM Mali-G71 MP2 (770MHz) | Qualcomm Adreno 505 650Mhz |
| Performance (benchmark) | AnTuTu: 122778 (v9) | feature not registered |
💽 Memory and storage | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| RAM memory | 3GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 32GB (21GB available) eMMC 5.1 | 16GB (9GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-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 details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 28, 66) TD-LTE (Bands 38, 40, 41) | LTE Cat4 VoLTE M1903C3EG, MZB7813EU (Global version): LTE (1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (38, 40) M1903C3EI, MZB7995IN, MZB7798IN, MZB7799IN, M1903C3EH (India, APAC version): LTE (1, 3, 5, 8) TD-LTE (40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSUPA, HSPA+ |
📷 Camera | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP ultrawide f/2.212mm | 12 megapixels |
| Main camera resolution | 4128x3096 pixels | 4000x3000 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/2.2 (aperture) |
| Focal length | 28mm lens | feature not registered |
| Sensor size | feature not registered | 1/2.9" inches |
| Pixel size | feature not registered | 1.25µm 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 | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| 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.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Sensors | Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| 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 | 5W (5V/1A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 26 hours (1.1 days) | feature not registered |
| Standby | feature not registered | 456 hours (19 days) |
➕ Other features | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| 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, Blue, Gold • MIUI 12 • Sony IMX486 back camera sensor • WiFi Display • 10W fast charge support, but includes normal 5W charger* |
☢️ Radiation rate | ||
| Galaxy A20 (SM-A205W) | Redmi 7A (12MP 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.12W/kg (head), 0.78W/kg (body) | 1W/kg (head), 1.12W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.56W/kg (head), 1.17W/kg (body) |