Samsung Galaxy A51 vs Xiaomi Redmi Note 9 Pro 5G
| Phones Images | |||||
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| PHONES | ||
|---|---|---|
| Phone Names | Samsung Galaxy A51 | Xiaomi Redmi Note 9 Pro 5G |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 | 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 |
| 5G bands | - | 1, 3, 41, 78, 79 SA/NSA/Sub6 |
| Speed | HSPA, LTE | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U | CDMA2000 1xEV-DO | |
| Launch | ||
|---|---|---|
| Announced | 2019, December 12. Released 2019, December 16 | 2020, November 26 |
| Status | Discontinued | Available. Released 2020, December 01 |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5) |
| Dimensions | 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) | 165.4 x 76.8 x 9 mm (6.51 x 3.02 x 0.35 in) |
| SIM | · Nano-SIM· Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 172 g (6.07 oz) | 215 g (7.58 oz) |
| - | IP53, dust and splash resistant | |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 5 |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Size | 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio) |
| Type | Super AMOLED | IPS LCD, HDR10, 120Hz, 450 nits (typ) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) |
| Chipset | Exynos 9611 (10 nm) | Qualcomm SM7225 Snapdragon 750G 5G (8 nm) |
| GPU | Mali-G72 MP3 | Adreno 619 |
| OS | Android 10, upgradable to Android 13, One UI 5 | Android 10, MIUI 12 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (uses shared SIM slot) |
| Internal | 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
| UFS 2.0 | UFS 2.2 | |
| Main Camera | ||
|---|---|---|
| Features | LED flash, panorama, HDR | Dual-LED dual-tone flash, HDR, panorama |
| Quad | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens | 108 MP, f/1.8, 26mm (wide), 1/1.52", 0.7µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens |
| Video | 4K@30fps, 1080p@30/120fps; gyro-EIS | 4K@30fps, 1080p@30/60fps, gyro-EIS |
| Selfie camera | ||
|---|---|---|
| Features | HDR | HDR, panorama |
| Single | 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm | 16 MP, f/2.5, (wide), 1/3.06", 1.0µm |
| Video | 4K@30fps, 1080p@30fps | 1080p@30fps, gyro-EIS |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes, with stereo speakers |
| - | 24-bit/192kHz audio | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | 5.1, A2DP, LE |
| Infrared port | - | Yes |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5) |
| Radio | FM radio | Unspecified |
| 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 (under display, optical), accelerometer, gyro, compass | Fingerprint (side-mounted), accelerometer, gyro, compass |
| Virtual proximity sensing ANT+ | Virtual proximity sensing | |
| Battery | ||
|---|---|---|
| Charging | 15W wired | 33W wired, 100% in 58 min |
| Type | Li-Po 4000 mAh, non-removable | Li-Po 4820 mAh |
| Misc | ||
|---|---|---|
| Colors | Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink | Gray, Blue, Red/Mint |
| Models | SM-A515F, SM-A515F/DSN, SM-A515F/DS, SM-A515F/DST, SM-A515F/DSM, SM-A515F/N, SM-A515U, SM-A515U1, SM-A515W, SM-A515X, SM-S515DL | M2007J17C |
| Price | About 100 EUR | About 370 EUR |
| SAR | 0.80 W/kg (head) 0.67 W/kg (body) | - |
| SAR EU | 0.37 W/kg (head) 1.59 W/kg (body) | - |
| Pricing | ||
|---|---|---|
| 128GB 4GB RAM | $ 299.99 | - |
| 128GB 6GB RAM | $ 674.99 | - |
| 64GB 4GB RAM | $ 211.50 | - |
| RENEWED | £ 179.00 | - |
| Tests | ||
|---|---|---|
| Audio quality | Noise -93.1dB / Crosstalk -87.3dB | - |
| Battery life | Endurance rating 86h | - |
| Camera | Photo / Video | - |
| Display | Contrast ratio: Infinite (nominal) | - |
| Loudspeaker | -28.6 LUFS (Average) | - |
| Performance | AnTuTu: 113051 (v7), 175363 (v8) GeekBench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen) | - |
| OUR TESTS | ||
|---|---|---|
| Audio quality | Noise -93.1dB / Crosstalk -87.3dB | - |
| Battery (old) | Endurance rating 86h | - |
| Camera | Photo / Video | - |
| Display | 636 nits max brightness (measured) | - |
| Loudspeaker | -28.6 LUFS (Average) | - |
| Performance | AnTuTu: 113051 (v7), 175363 (v8) GeekBench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen) | - |