Compare
Specifications
Samsung Galaxy A9 (2018) |
Samsung Galaxy A51 |
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Full
Differences
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Samsung Galaxy A9 (2018) |
Samsung Galaxy A51 |
Network | ||
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Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
3G Network | HSDPA 850 / 900 / 1900 / 2100 | 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, 13, 17, 20, 26, 28, 38, 40, 41, 66 |
2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U | ||
Speed | HSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps | HSPA, LTE |
Launch | ||
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Announced | 2018, October | 2019, December 12 |
Status | Available. Released 2018, November | Available. Released 2019, December 16 |
Body | ||
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Dimensions | 162.5 x 77 x 7.8 mm (6.40 x 3.03 x 0.31 in) | 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) |
3D size compare | ||
Weight | 183 g (6.46 oz) | 172 g (6.07 oz) |
Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame | Glass front (Gorilla Glass 3), plastic back, plastic frame |
SIM | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) |
Display | ||
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Type | Super AMOLED | Super AMOLED |
Size | 6.3 inches, 100.2 cm2 (~80.1% screen-to-body ratio) | 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio) |
Resolution | 1080 x 2220 pixels, 18.5:9 ratio (~393 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) |
Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 3 |
Platform | ||
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OS | Android 8.0 (Oreo), upgradable to Android 9.0 (Pie) | Android 10, upgradable to Android 13, One UI 5 |
Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) | Exynos 9611 (10nm) |
CPU | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) |
GPU | Adreno 512 | Mali-G72 MP3 |
Memory | ||
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Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
Internal | 64GB 6GB RAM, 64GB 8GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
eMMC 5.1 | UFS 2.0 |
Main Camera | ||
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Modules | 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF 10 MP f/2.4, 52mm (telephoto), 1/3.9", 1.0µm, AF, 2x optical zoom 8 MP, f/2.4, 12mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth) |
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) |
Features | LED flash, panorama, HDR | LED flash, panorama, HDR |
Video | 4K@30fps, 1080p@30fps | 4K@30fps, 1080p@30/120fps; gyro-EIS |
Selfie Camera | ||
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Modules | 24 MP, f/2.0, 27mm (wide), 1/2.8", 0.9µm | 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm |
Features | HDR | HDR |
Video | 1080p@30fps | 4K@30fps, 1080p@30fps |
ADVERTISEMENT
Sound | ||
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Loudspeaker | Yes | Yes |
3.5mm jack | Yes | Yes |
Comms | ||
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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, GALILEO | GPS, GLONASS, GALILEO, BDS |
NFC | Yes | Yes |
Infrared port | No | No |
Radio | FM radio | FM radio |
USB | USB Type-C 2.0 | USB Type-C 2.0, OTG |
Features | ||
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Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, compass |
ANT+ Samsung Pay |
Virtual proximity sensing ANT+ |
Battery | ||
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Type | Li-Ion 3800 mAh, non-removable | Li-Po 4000 mAh, non-removable |
Charging | 18W wired | 15W wired |
Misc | ||
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Colors | Caviar Black, Lemonade Blue, Bubblegum Pink | Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink | SAR | 0.27 W/kg (head) 0.84 W/kg (body) | 0.80 W/kg (head) 0.67 W/kg (body) |
SAR EU | 0.35 W/kg (head) 1.59 W/kg (body) | 0.37 W/kg (head) 1.59 W/kg (body) |
Models | SM-A920F, SM-A9200, SM-A920N, SM-A920X | 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 |
Price | About 550 EUR | $ 143.00 / C$ 189.98 / £ 133.90 / € 140.16 |
Tests | ||
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Performance | AnTuTu: 140500 (v7) GeekBench: 5763 (v4.4) GFXBench: 8.3fps (ES 3.1 onscreen) |
AnTuTu: 113051 (v7), 175363 (v8) GeekBench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen) |
Display | Contrast ratio: Infinite (nominal), 4.220 (sunlight) | Contrast ratio: Infinite (nominal) |
Camera | Compare PHOTO / Compare VIDEO | |
Loudspeaker | Voice 69dB / Noise 72dB / Ring 77dB | -28.6 LUFS (Average) |
Audio quality | Noise -90.6dB / Crosstalk -93.8dB | Noise -93.1dB / Crosstalk -87.3dB |
Battery (old) | Endurance rating 88h | Endurance rating 86h |