Phone Comparison - Motorola Moto G8 vs Google Pixel 4a vs Samsung Galaxy A21
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| Manufacturer | Motorola | Samsung | |
| Announced | 2020, March 5 | 2020, August 03 | 2020, April 8 |
| Status | Available. Released 2020, March 5 | Coming soon. Exp. release 2020, August 20 | Coming soon. Exp. release 2020, April |
| Colors | White Prism, Capri Blue | Just Black | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
161.3 x 75.8 x 9 mm (6.35 x 2.98 x 0.35 in) |
144 x 69.4 x 8.2 mm (5.67 x 2.73 x 0.32 in) |
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| Weight | 188.3 g (6.63.0.11 oz) | 143 g (5.04 oz) | - |
| SIM Type | Single SIM (Nano-SIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 28(700), 66(1700/2100) | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) | LTE |
| Messaging | |||
| Build Features | - Fingerprint Sensor |
- Fingerprint Sensor |
- Fingerprint Sensor Glass front, plastic back, plastic frame |
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| OS | Android 10.0 | Android 10.0 | Android 10.0 |
| Processor | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SDM665 Snapdragon 665 (11 nm) | Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SDM730 Snapdragon 730 (8 nm) | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) |
| GPU | Adreno 610 | Adreno 618 | PowerVR GE8320 |
| RAM | 4 GB | 6GB | 3 GB |
| Internal Memory | 64 GB | 128 GB | 64 GB |
| External Memory | microSDXC (uses shared SIM slot) | No | microSDXC (dedicated slot) |
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| Type | HD+ IPS LCD Capacitive Touchscreen | IPS LCD Capacitive Touchscreen | HD+ Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.4 inches | 5.81 inches | 6.5 inches |
| Resolution | 720 x 1560 pixels (268 ppi) | 1080 x 2340 pixels (444 ppi) | 720 x 1600 pixels (270 ppi) |
| Screen-to-Body Ratio | 82.52% | 82.76% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | - | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP + 8 MP + 2 MP | 12.2 MP | 16 MP + 8 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED Flash | No |
| Features | 16 MP, f/1.7, (wide), PDAF 8 MP, f/2.2, (ultrawide) 2 MP (dedicated macro camera) HDR, Panorama |
12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS Auto-HDR, Panorama |
16 MP, f/1.9, 28mm (wide), AF 8 MP, f/2.2, 12mm (ultrawide) 2 MP, (macro) 2 MP, (depth) panorama, HDR |
| Video | 1080p@30fps | 2160p@30fps, 1080p@30fps; gyro-EIS | 1080p@30fps |
| Front Camera |
8 MP, f/2.0, (wide), 1/4", 1.12µm HDR 1080p@30fps [Similar] |
8 MP, f/2.0, (wide), 1/4", 1.12µm HDR 1080p@30fps [Similar] |
13 MP HDR 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat13 600/100 Mbps | HSPA 42.2/5.76 Mbps, LTE-A | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | 5.0, A2DP, LE, aptX | 5.1, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 3.1, Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS |
| Browser | Yes | Yes | Yes |
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| Internal | 64 GB, 4 GB RAM | 128 GB, 6GB RAM (UFS 2.1) | 64 GB, 3 GB RAM eMMC 5.1 |
| Expandable Storage | microSDXC (uses shared SIM slot) | No | microSDXC (dedicated slot) |
| USB OTG | Supported | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery charging 18W |
Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | 4000 mAh | 3140 mAh | 4000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
