Realme 7 vs Samsung Galaxy M31
A spec-by-spec comparison of the Realme 7 and the Samsung Galaxy M31, taken from their full specification sheets. Green marks the better value in each measured row.
VS
Head to head
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Price | $279 | $178 |
| Our rating | 8/10 | 7/10 |
| Battery | 5,000 mAh | 6,000 mAh |
| Wired charging | 30W | 15W |
| RAM (max) | 8 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Screen size | 6.5 in | 6.4 in |
| Refresh rate | 90 Hz | — |
| Main camera | 64 MP | 64 MP |
| Weight (lower is lighter) | — | 191 g |
| Released | Sep 2020 | Mar 2020 |
Summary: Realme 7 is ahead on our rating, wired charging, screen size. Samsung Galaxy M31 is ahead on battery.
★ Which should you buy? Realme 7 is the stronger overall pick on the measured specs. If budget matters more than the extra capability, Samsung Galaxy M31 is the cheaper option.
Display
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Type | IPS LCD, 90Hz, 480 nits (typ) | Super AMOLED |
| Size | 6.5 inches, 102.0 cm2 (~83.4% screen-to-body ratio) | 6.4 inches, 99.8 cm2 (~84.1% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) |
| Protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 3 |
| Brightness | — | 420 nits (typical), 800 nits (peak) |
Platform
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| OS | Android 10, upgradable to Android 11, Realme UI 2.0 | — |
| Chipset | Mediatek Helio G95 (12 nm) | Exynos 9611 (10 nm) |
| CPU | Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) |
| GPU | Mali-G76 MC4 | Mali-G72 MP3 |
Memory
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM |
| Type | — | UFS 2.1 |
Main Camera
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Quad | Global: 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF; Asian: 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF. Both: 8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm; 2 MP, f/2.4, (macro); 2 MP, f/2.4, (depth) | 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF; 8 MP, f/2.2, 123˚ (ultrawide); 5 MP, f/2.4, (macro); 5 MP, f/2.2, (depth) |
| Features | LED flash, HDR, panorama | LED flash, panorama, HDR |
| Video | 4K@30fps, 1080p@30/60fps, gyro-EIS | 4K@30fps, 1080p@30fps |
Selfie Camera
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Single | 16 MP, f/2.1, 26mm (wide), 1/3.1", 1.0µm | 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm |
| Features | HDR, panorama | — |
| Video | 1080p@30/120fps | 4K@30fps, 1080p@30fps |
Battery
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Type | Li-Po 5000 mAh, non-removable | Li-Po 6000 mAh, non-removable |
| Charging | 30W wired, 50% in 26 min, 100% in 65 min (advertised) | 15W wired |
Body
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Dimensions | 162.3 x 75.4 x 9.4 mm (6.39 x 2.97 x 0.37 in) | 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) |
| Weight | 196.5 g (6.95 oz) | 191 g (6.74 oz) |
| Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Glass front (Gorilla Glass 3), plastic back, plastic frame |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
Comms
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS, BDS | GPS, GLONASS, GALILEO, BDS |
| NFC | Yes (market/region dependent) | Yes (market/region dependent) |
| Radio | FM radio | FM radio, RDS, recording |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0 |
Launch
| Realme 7 | Samsung Galaxy M31 | |
|---|---|---|
| Announced | 2020, September | 2020, February 25 |
| Status | Available. Released 2020, September (India), October (Global) | Available. Released 2020, March 05 |
| OS | — | Android 10, upgradable to Android 12, One UI 4.1 |
Frequently asked questions
Which has the better battery, Realme 7 or Samsung Galaxy M31?
Samsung Galaxy M31 — 5,000 mAh for the Realme 7 versus 6,000 mAh for the Samsung Galaxy M31.
Which is newer, Realme 7 or Samsung Galaxy M31?
Realme 7 — Sep 2020 for the Realme 7 versus Mar 2020 for the Samsung Galaxy M31.
Is the Realme 7 or the Samsung Galaxy M31 rated higher?
We rate the Realme 7 8/10 and the Samsung Galaxy M31 7/10.