Samsung Galaxy Grand 2 Duos (SM-G7102) vs Xiaomi Redmi 7A (13MP 32GB/2GB)
Side by side comparison between Samsung Galaxy Grand 2 vs Xiaomi Redmi 7A phones, differences, pros, cons and full specifications. What's the better?
,
5.25"
TFT
TFT
720x1280
8
MP
MP
2mp
1.5GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
vs
5.45"
IPS
IPS
720x1440
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi 7A (13MP 32GB/2GB)
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!
4 Advantages 
20 Advantages | 22 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +15 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 Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Model | Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) |
| Other model names | Samsung Galaxy Gran 2 SM-G7106 Dual-Sim | Xiaomi Redmi 7A M1903C3EC, M1903C3EE, M1903C3ET, Xiaomi Pine |
| Country or region available | feature not registered |  China |
| Brand | Samsung | Xiaomi |
| Release date | 1/1/2014 | 6/1/2019 |
| Depth | 8.9 millimeters (0.35 inches) | 9.55 millimeters (0.38 inches) |
| Size (width x height) | 75.3 x 146.8 millimeters (2.96 x 5.78 in) | 70.41 x 146.3 millimeters (2.77 x 5.76 in) |
| Weight | 163 grams (5.71 ounces) | 165 grams (5.78 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 5.25" inches | 5.45" inches |
| Screen-to-body ratio | ~68.7% (screen-to-body ratio) | ~74.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1440 pixels (18:9) |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 280 PPI | 295 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| System version | Android 4.3 Jelly Bean | Android 9.0 Pie |
| Firmware update | feature not registered | Android 10 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8226 | 64bit: Qualcomm Snapdragon 439 SDM439 (12nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A53 (Dual-core) 6x 1.45GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 305 | Qualcomm Adreno 505 650Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| RAM memory | 1.5GB | 2GB LPDDR3 |
| Internal storage | 8GB (4GB available) | 32GB (21GB available) eMMC 5.1 |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 42/5.76 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G | 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (1, 3, 5, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSUPA, HSPA+ |
📷 Camera | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Back camera (main camera) | 8 megapixels | 13 megapixels |
| Main camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.4 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Front camera (secondary) | 2 megapixels | 5 megapixels |
| Front camera resolution | 1600x1200 pixels | 2560x1920 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2600 mAh | 4000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 17 hours | feature not registered |
| Standby | 370 hours (15.4 days) | 456 hours (19 days) |
➕ Other features | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (Swype), 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, White, Pink • Samsung TouchWiz UI • Java framework | • Colors: Black, Blue, Gold • MIUI 12 • Sony IMX486 back camera sensor • WiFi Display |
☢️ Radiation rate | ||
| Galaxy Grand 2 Duos (SM-G7102) | Redmi 7A (13MP 32GB/2GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.58W/kg (head), 1.03W/kg (body) | 1W/kg (head), 1.12W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.439W/kg (head), 0.442W/kg (body) | 0.56W/kg (head), 1.17W/kg (body) |