Samsung Galaxy A02s vs LG K31
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| PHONES | ||
|---|---|---|
| Phone Names | Samsung Galaxy A02s | LG K31 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE |
| Technology | GSM / HSPA / LTE | GSM / CDMA / HSPA / LTE |
| - | CDMA 800 / 1900 | |
| Launch | ||
|---|---|---|
| Announced | 2020, November 24. Released 2021, January 04 | 2020, August 21. Released 2020, August 21 |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Build | Glass front, plastic back, plastic frame | - |
| Dimensions | 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) | 147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in) |
| SIM | · Nano-SIM· Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 196 g (6.91 oz) | 146 g (5.15 oz) |
| - | MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions | |
| Display | ||
|---|---|---|
| Protection | Scratch-resistant glass | - |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | 720 x 1520 pixels, 19:9 ratio (~295 ppi density) |
| Size | 6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio) | 5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio) |
| Type | PLS LCD | IPS LCD |
| Platform | ||
|---|---|---|
| CPU | Octa-core 1.8 GHz Cortex-A53 | Octa-core 2.0 GHz Cortex-A53 |
| Chipset | Qualcomm SDM450 Snapdragon 450 (14 nm) | Mediatek MT6762 Helio P22 (12 nm) |
| GPU | Adreno 506 | PowerVR GE8320 |
| OS | Android 10, upgradable to Android 12, One UI 4.1 | Android 10, LG UX 9.1 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC |
| Internal | 16GB 1GB RAM, 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM | 32GB 2GB RAM |
| eMMC 5.1 | eMMC 5.1 | |
| Main Camera | ||
|---|---|---|
| Dual | - | 13 MP, f/1.8, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 120˚ (ultrawide), 1/5.0", 1.12µm |
| Features | LED flash | LED flash, panorama, HDR |
| Single | 3.15 MP | - |
| Triple | 13 MP, f/2.2, (wide), AF 2 MP (macro) Auxiliary lens | - |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 5 MP, f/2.2 | 5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm |
| Video | - | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 4.2, A2DP | 5.0, A2DP, LE |
| NFC | No | No |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS |
| Radio | Unspecified | No |
| USB | USB Type-C 2.0 | microUSB 2.0 |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, proximity | Fingerprint (rear-mounted), accelerometer |
| Battery | ||
|---|---|---|
| Charging | 15W wired | - |
| Stand-by | Up to 530 h (2G) / Up to 530 h (3G) | - |
| Talk time | Up to 6 h 12 min (2G) / Up to 6 h 18 min (3G) | - |
| Type | Li-Po 5000 mAh | Li-Ion 3000 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, White, Red, Blue | Gray |
| Models | SM-A025F, SM-A025F/DS, SM-A025G, SM-A025G/DS, SM-A025M, SM-A025M/DS, SM-A025U, SM-A025V, SM-A025A, SM-A025U1, SM-A025AZ, SM-S124DL | LM-K300Q, LMK300, LGL355DL |
| Price | About 110 EUR | About 130 EUR |
| SAR | 1.15 W/kg (head) 0.79 W/kg (body) | - |
| SAR EU | 0.40 W/kg (head) 1.37 W/kg (body) | - |
| Tests | ||
|---|---|---|
| Audio quality | Noise -81.4dB / Crosstalk -80.5dB | - |
| Battery life | Endurance rating 114h | - |
| Camera | Photo / Video | - |
| Display | Contrast ratio: 1765:1 (nominal) | - |
| Loudspeaker | -29.8 LUFS (Average) | - |
| Performance | AnTuTu: 90811 (v8) GeekBench: 495 (v5.1) GFXBench: 6.1fps (ES 3.1 onscreen) | - |
| OUR TESTS | ||
|---|---|---|
| Battery (old) | Endurance rating 114h | - |
| Camera | Photo / Video | - |
| Display | 1765:1 contrast ratio, 406 nits max brightness (measured) | - |
| Loudspeaker | -29.8 LUFS (Average) | - |
| Performance | AnTuTu: 90811 (v8) GeekBench: 495 (v5.1) GFXBench: 6.1fps (ES 3.1 onscreen) | - |