Compare
Specifications
Samsung Galaxy A51 |
Samsung Galaxy J7 Pro |
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Full
Differences
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Samsung Galaxy A51 |
Samsung Galaxy J7 Pro |
| Network | ||
|---|---|---|
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | ||
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66 |
| 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U | ||
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps |
| Launch | ||
|---|---|---|
| Announced | 2019, December 12 | 2017, June. Released 2017, July |
| Status | Available. Released 2019, December 16 | Discontinued |
| Body | ||
|---|---|---|
| Dimensions | 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) | 152.5 x 74.8 x 8 mm (6.00 x 2.94 x 0.31 in) |
| 3D size compare | ||
| Weight | 172 g (6.07 oz) | 181 g (6.38 oz) |
| Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Glass front, aluminum back, aluminum frame |
| SIM | Nano-SIM Nano-SIM + Nano-SIM |
Nano-SIM Nano-SIM + Nano-SIM |
| Display | ||
|---|---|---|
| Type | Super AMOLED | Super AMOLED |
| Size | 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio) | 5.5 inches, 83.4 cm2 (~73.1% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) |
| Protection | Corning Gorilla Glass 3 | |
| Always-on display | ||
| Platform | ||
|---|---|---|
| OS | Android 10, upgradable to Android 13, One UI 5 | Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI |
| Chipset | Exynos 9611 (10 nm) | Exynos 7870 Octa (14 nm) |
| CPU | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core 1.6 GHz Cortex-A53 |
| GPU | Mali-G72 MP3 | Mali-T830 MP1 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM | 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM |
| UFS 2.0 | eMMC 5.1 | |
| Main Camera | ||
|---|---|---|
| Modules | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth) |
13 MP, f/1.7, 27mm (wide), AF |
| Features | LED flash, panorama, HDR | LED flash, panorama, HDR |
| Video | 4K@30fps, 1080p@30/120fps; gyro-EIS | 1080p@30fps |
| Selfie Camera | ||
|---|---|---|
| Modules | 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm | 13 MP, f/1.9, 28mm (wide), 1/3.1", 1.12µm |
| Features | HDR | LED flash |
| Video | 4K@30fps, 1080p@30fps | 1080p@30fps |
ADVERTISEMENT
| Sound | ||
|---|---|---|
| Loudspeaker | Yes | Yes |
| 3.5mm jack | Yes | Yes |
| Comms | ||
|---|---|---|
| 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 | 4.1, A2DP, LE |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, BDS |
| NFC | Yes | Yes |
| Infrared port | No | No |
| Radio | FM radio | FM radio |
| USB | USB Type-C 2.0, OTG | microUSB 2.0, OTG |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass |
| Virtual proximity sensing ANT+ |
ANT+ | |
| Battery | ||
|---|---|---|
| Type | Li-Po 4000 mAh, non-removable | Li-Ion 3600 mAh, non-removable |
| Charging | 15W wired | |
| Talk time | Up to 24 h (3G) | |
| Music play | Up to 91 h | |
| Misc | ||
|---|---|---|
| Colors | Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink | Black, Blue, Gold, Rose Gold | SAR | 0.80 W/kg (head) 0.67 W/kg (body) | 0.71 W/kg (head) |
| SAR EU | 0.37 W/kg (head) 1.59 W/kg (body) | 0.57 W/kg (head) 1.33 W/kg (body) |
| 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 | SM-J730G, SM-J730GM |
| Price | $ 124.00 / C$ 179.99 / £ 77.30 / € 133.90 | About 200 EUR |
| Tests | ||
|---|---|---|
| Performance | AnTuTu: 113051 (v7), 175363 (v8) GeekBench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen) |
GeekBench: 3768 (v4.4) GFXBench: 1.9fps (ES 3.1 onscreen) |
| Display | 636 nits max brightness (measured) | Contrast ratio: Infinite (nominal), 3.998 (sunlight) |
| Camera | Compare PHOTO / Compare VIDEO | |
| Loudspeaker | -28.6 LUFS (Average) | Voice 68dB / Noise 69dB / Ring 82dB |
| Audio quality | Noise -93.1dB / Crosstalk -87.3dB | Noise -92.7dB / Crosstalk -92.4dB |
| Battery (old) | Endurance rating 86h | Endurance rating 107h |