Phone Comparison - Samsung Galaxy A21s vs Samsung Galaxy S24 vs Samsung Galaxy A55
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | Expected Announcement - May 2020 | January 2024 | March 2024 |
| Status | Rumored | Coming Soon - January 2024 | Coming Soon - March 2024 |
| Price | - | Rs. 79,999 ($0.00) [Similarly Priced] | - |
| Colors | Black, White, Blue | Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue | Iceblue, Lilac, Navy, Lemon |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
8.9 mm thickness (0.35 in thickness) |
147 x 70.6 x 7.6 mm (5.79 x 2.78 x 0.3 in) |
161.1 x 77.4 x 8.2 mm (6.34 x 3.05 x 0.32 in) |
| Weight | 191 g (6.74 oz) | 167 g or 168 g (5.89 oz or 5.93 oz) | 213 g (7.51 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM and eSIM, Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) | Single SIM (Nano-SIM, 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) CDMA 800 / 1900 & TD-SCDMA |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE | LTE | LTE |
| 5G Network | - | SA/NSA/Sub6 - International SA/NSA/Sub6/mmWave - USA |
SA/NSA/Sub6 - International SA/NSA/Sub6/mmWave - USA |
| SAR EU |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
0.68 W/kg (head) 1.04 W/kg (body) |
| Messaging | |||
| Build Features | - Fingerprint Sensor |
- Fingerprint Sensor (under display, ultrasonic) IP68 dust/water resistant (up to 1.5m for 30 min) Armor aluminum 2 frame with tougher drop and scratch resistance (advertised) |
- Fingerprint Sensor (under display, optical) IP67 dust/water resistant (up to 1m for 30 min) |
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| OS | Android 10.0 | Android 14 | Android 14 |
| User Interface | One UI 2.0 | One UI 6.1 | One UI 6.1 |
| Processor | Octa-core 2.0 GHz, Exynos 850 | 8-core (1x3.39 GHz Cortex-X4 & 3x3.1 GHz Cortex-A720 & 2x2.9 GHz Cortex-A720 & 2x2.2 GHz Cortex-A520), Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm) | Octa-core (4x2.7 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), Exynos 1480 |
| GPU | - | Adreno 750 (1 GHz) | - |
| RAM | 3 GB | 8 GB | 12 GB |
| Internal Memory | 64 GB | 512 GB | 256 GB |
| External Memory | microSDXC | No | microSDXC (uses shared SIM slot) |
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| Type | PLS TFT Capacitive Touchscreen | FHD+ Dynamic LTPO AMOLED 2X Screen 120Hz Refresh Rate HDR10+, 2600 Nits (peak) Corning Gorilla Glass Victus 2 |
FHD+ Super AMOLED Screen 120Hz Refresh Rate HDR10+, 550 Nits Corning Gorilla Glass Victus |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.55 inches | 6.2 inches | 6.6 inches |
| Resolution | 720 x 1600 pixels (268 ppi) | 1080 x 2340 pixels (416 ppi) | 1080 x 2340 pixels (390 ppi) |
| Screen-to-Body Ratio | - | 90.78% | 85.97% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 48 MP + 8 MP + 2 MP | 50 MP + 10 MP + 12 MP | 50 MP + 12 MP + 5 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) Panorama, HDR |
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, Dual Pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video Auto-HDR, Panorama |
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, (macro) Panorama, HDR |
| Video | 1080p@30fps | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS | 4K@30fps, 1080p@30/60fps, gyro-EIS |
| Front Camera |
13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm HDR, Panorama 1080p@30fps [Similar] |
12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF Dual video call, Auto-HDR, HDR10+ 4K@30/60fps, 1080p@30fps [Similar] |
32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm 4K@30fps, 1080p@30/60fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE-A (up to 7CA), 5G | HSPA, LTE-A, 5G |
| Bluetooth | 5.0, A2DP, LE | 5.3, A2DP, LE | 5.3, A2DP, LE, aptX |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| USB | Yes | USB Type-C 3.2, OTG | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS | GPS, GLONASS, BDS, GALILEO | GPS, GALILEO, GLONASS, BDS, QZSS |
| Browser | Yes | Yes | Yes |
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| Internal | 64 GB, 3 GB RAM or 32 GB, 3 GB RAM | 512 GB, 8 GB RAM or 256 GB, 12 GB or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 4.0 | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS |
| Expandable Storage | microSDXC | No | 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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| NFC | |
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| Type | Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery Charging 25W wired, PD3.0, 50% in 30 min (advertised) 15W wireless (Qi/PMA) 4.5W reverse wireless |
Non-removable Li-Po Battery Fast battery Charging 25W |
| Capacity | 5000 mAh | 4000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 79,999 
