Phone Comparison - Samsung Galaxy Tab S3 9.7 vs Samsung Galaxy Tab A7 10.4 (2020) vs Samsung Galaxy Tab A8 10.5 (2021)
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | February 2017 | September 2020 | December 2021 |
| Status | Available - March 2017 | Coming Soon - September 2020 | Coming Soon - December 2021 |
| Colors | Various | Dark Gray, Silver, Gold | Gray, Silver, Pink Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
237.3 x 169 x 6 mm (9.34 x 6.65 x 0.24 in) |
247.6 x 157.4 x 7 mm (9.75 x 6.2 x 0.28 in) |
246.8 x 161.9 x 6.9 mm (9.72 x 6.37 x 0.27 in) |
| Weight | 429 g (Wi-Fi)/ 434 g (LTE) (15.13 oz (Wi-Fi)/ 15.31 oz (LTE)) | 476 g, 477 g (16.79 oz, 16.83 oz) | 508 g (17.92 oz) |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 20(800), 28(700), 40(2300) | LTE | LTE (unspecified) |
| Messaging | SMS, MMS, Push Mail, EMail, IM | ||
| Build Features | - Fingerprint Sensor |
- | - Fingerprint Sensor (side-mounted) ) |
| Notification LED | No | - | - |
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| OS | Android OS, v7.0 (Nougat) | Android 10 | Android 11 |
| User Interface | - | One UI 2.1 | One UI 3.0 |
| Processor | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo), Qualcomm MSM8996 Snapdragon 820 | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm) | Octa-core (2x2.0 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55), Unisoc Tiger T618 (12 nm) |
| GPU | Adreno 530 | Adreno 610 | Mali G52 MP2 |
| RAM | 4 GB | 4 GB | 4 GB |
| Internal Memory | 32/64 GB | 64 GB | 128 GB |
| External Memory | microSD, up to 256 GB (dedicated slot) | microSDXC | microSDXC (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen | IPS LCD capacitive touchscreen | FHD+ WUXGA TFT Screen |
| Colors | 16M colors | 16M Colour | 16M Colors |
| Size | 9.7 inches | 10.4 inches | 10.5 inches |
| Resolution | 1536 x 2048 pixels (264 ppi) | 1200 x 2000 pixels (224 ppi) | 1200 x 1920 pixels (216 ppi) |
| Screen-to-Body Ratio | 72.61% | 79.18% | 79.74% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP | 8 MP | 8 MP |
| Flash | LED Flash | No | No |
| Features | Autofocus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | 8 MP, AF |
8 MP, AF |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP [Similar] |
5 MP 1080p@30fps [Similar] |
5 MP 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) Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat13 400/50 Mbps | HSPA 42.2/5.76 Mbps, LTE |
| Bluetooth | v4.2, A2DP, LE | 5.0, 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, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | Yes | 2.0, Type-C 1.0 reversible connector | USB Type-C 2.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Browser | HTML5 | Yes | Yes |
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| Internal | 32/64 GB, 4 GB RAM | 64 GB, 4 GB RAM or 32 GB, 3 GB RAM | 128 GB, 4 GB RAM Or 64 GB, 4 GB RAM Or 32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 256 GB (dedicated slot) | microSDXC | microSDXC (dedicated slot) |
| USB OTG | Not Supported | Supported | Not 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-Ion battery | Non-removable Li-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery Fast battery Charging 15W |
| Capacity | 6000 mAh | 7040 mAh | 7040 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
