Phone Comparison - Samsung Galaxy S8 vs Samsung Galaxy A70 vs Samsung Galaxy S21 Ultra 5G
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| Price Comparison (India) | - | ||
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | March 2017 | 2019, March | 2021, January 14 |
| Status | Available - April 2017 | Coming soon. Exp. release 2019, April | Coming soon. Exp. release 2021, January 29 |
| Price | Rs. 57,900 ($720.00) [Similarly Priced] | Rs. 28,990 ($0.00) [Similarly Priced] | Rs. 105,999 ($0.00) [Similarly Priced] |
| Colors | Black, White, Gold, Silver, Pink Gold | Various | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in) |
164.2 x 76.7 x 7.9 mm (6.46 x 3.02 x 0.31 in) |
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) |
| Weight | 155 g (5.47 oz) | - | 227 g (8.01 oz) |
| SIM Type | Dual-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM and/or eSIM), Hybrid 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 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA2000 1xEV-DO |
| 3G Network | HSDPA | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) | LTE |
| 5G Network | - | - | SA/NSA/Sub6/mmWave |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - | - Fingerprint Sensor |
- Fingerprint Sensor (under display, ultrasonic) Samsung Pay (Visa, MasterCard certified) IP68 dust/water resistant (up to 1.5m for 30 mins) Stylus support Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ |
| Notification LED | Yes | - | - |
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| OS | Android OS, v7.0 (Nougat) | Android 9.0 (Pie) | Android 11 |
| Processor | Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835 Exynos 8895 Octa |
Octa-core (2x2.0 GHz & 6x1.7 GHz), Qualcomm Snapdragon 675 (11nm) | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - Global / Qualcomm Snapdragon 875 - USA |
| GPU | Adreno 540 | Adreno 612 | Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea |
| RAM | 4 GB | 6 GB | 16 GB |
| Internal Memory | 64 GB | 64/128 GB | 512 GB |
| External Memory | microSD, up to 256 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | microSDXC (uses shared SIM slot) |
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| Type | Super AMOLED capacitive touchscreen, Gorilla Glass 5 | Super AMOLED Capacitive Touchscreen | QHD+ Dynamic AMOLED 2X Display 120Hz Refresh Rate HDR10+ 1500 nits (peak) Corning Gorilla Glass Victus Always-on display |
| Colors | 16M colors | 16M colors | 16M Colour |
| Size | 5.8 inches | 6.7 inches | 6.8 inches |
| Resolution | 1440 x 2960 pixels (568 ppi) | 1080 x 2340 pixels (385 ppi) | 1440 x 3200 pixels (516 ppi) |
| Screen-to-Body Ratio | 84.06% | 87.34% | 89.46% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | - | FM radio (Snapdragon model only; market/operator dependent) |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP | 25 MP + 8 MP + 5 MP | 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP |
| Flash | Dual-LED (Dual Tone) | LED Flash | LED flash |
| Features | Phase Detection Autofocus, OIS, f/1.7 aperture, Geo-tagging, Simultaneous 4K Video And 9MP Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama | 25 MP, f/1.7, PDAF 8 MP, f/2.2, 12mm (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video auto-HDR, panorama |
| Video | 2160p@60fps, 1080p@120fps, HDR, dual-video rec. | 1080p@30fps | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS |
| Front Camera | 8 MP, AF [Similar] | 25 MP, f/2.0, HDR, 1080p@30fps [Similar] |
40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF Dual video call, Auto-HDR 4K@30/60fps, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE, VoLTE | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G |
| Bluetooth | v4.2, A2DP, LE, aptX | 5.0, A2DP, LE | 5.2, 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, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot |
| USB | v3.1, Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector | USB Type-C 3.2, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Browser | HTML5 | Yes | Yes |
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| Internal | 64 GB, 4 GB RAM | 64/128 GB, 6 GB RAM | 512 GB, 16 GB RAM or 256 GB, 12 GB RAM or 128 GB, 12 GB RAM UFS 3.1 |
| Expandable Storage | microSD, up to 256 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | microSDXC (uses shared SIM 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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| Barometer Sensor | |
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| Heart-rate Sensor | |
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| NFC | |
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| Type | Non-removable Li-Ion battery | Non-removable Li-Po Battery | Non-removable Li-Po Battery Fast battery charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Reverse wireless charging 4.5W |
| Capacity | 3000 mAh | 4400 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 57,900 
