Samsung Galaxy M51 vs Xiaomi Redmi Note 9 Pro Max
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| PHONES | ||
|---|---|---|
| Phone Names | Samsung Galaxy M51 | Xiaomi Redmi Note 9 Pro Max |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66 | 1, 3, 5, 8, 40, 41 |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps | HSPA, LTE |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| Launch | ||
|---|---|---|
| Announced | 2020, August 31. Released 2020, September 11 | 2020, March 12. Released 2020, May 12 |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass 3+), plastic back, plastic frame | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame |
| Dimensions | 163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in) | 165.5 x 76.7 x 8.8 mm (6.52 x 3.02 x 0.35 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 213 g (7.51 oz) | 209 g (7.37 oz) |
| - | Water-repellent coating | |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 3+ | Corning Gorilla Glass 5 |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~393 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Size | 6.7 inches, 108.4 cm2 (~86.7% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio) |
| Type | Super AMOLED Plus | IPS LCD, 450 nits (typ) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver) | Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver) |
| Chipset | Qualcomm SDM730 Snapdragon 730G (8 nm) | Qualcomm SM7125 Snapdragon 720G (8 nm) |
| GPU | Adreno 618 | Adreno 618 |
| OS | Android 10, upgradable to Android 12, One UI 4.1 | Android 10, upgradable to Android 12, MIUI 13 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM | 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM |
| - | UFS 2.1 | |
| Main Camera | ||
|---|---|---|
| Features | LED flash, panorama, HDR | LED flash, HDR, panorama |
| Quad | 64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens | 64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens |
| Video | 4K@30fps, 1080p@30fps | 4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS |
| Selfie camera | ||
|---|---|---|
| Features | HDR | HDR, panorama |
| Single | 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm | 32 MP, (wide), 1/2.8", 0.8µm |
| Video | 4K@30fps, 1080p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE |
| Infrared port | - | Yes |
| NFC | Yes | No |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, GALILEO, BDS, NavIC |
| Radio | FM radio, RDS | FM radio, recording |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0 |
| 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 |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 25W wired, 100% in 115 min Reverse wired | 33W wired, 50% in 30 min |
| Type | Li-Po 7000 mAh | Li-Po 5020 mAh |
| Misc | ||
|---|---|---|
| Colors | Celestial Black, Electric Blue, White | Aurora Blue, Glacier White, Interstellar Black |
| Models | SM-M515F, SM-M515F/DSN | M2003J6B1I |
| Price | About 470 EUR | About 180 EUR |
| SAR | 1.38 W/kg (head) | 0.88 W/kg (head) 0.47 W/kg (body) |
| SAR EU | 0.61 W/kg (head) 1.45 W/kg (body) | - |
| Tests | ||
|---|---|---|
| Battery life | Endurance rating 156h | - |
| Camera | Photo / Video | - |
| Display | Contrast ratio: Infinite (nominal) | - |
| Loudspeaker | -28.5 LUFS (Average) | - |
| Performance | AnTuTu: 266620 (v8) GeekBench: 1774 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) | - |
| OUR TESTS | ||
|---|---|---|
| Battery (old) | Endurance rating 156h | - |
| Camera | Photo / Video | - |
| Display | 677 nits max brightness (measured) | - |
| Loudspeaker | -28.5 LUFS (Average) | - |
| Performance | AnTuTu: 266620 (v8) GeekBench: 1774 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) | - |