Phone Comparison - Samsung Galaxy S7 edge (CDMA) vs Realme C21 vs Realme 8 5G
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | realme | Realme |
| Announced | February 2016 | 2021, March 05 | 2021, April 22 |
| Status | Available - March 2016 | Available. Released 2021, March 05 | Coming soon. Exp. release 2021, May |
| Price | Rs. 50,900 ($748.53) [Similarly Priced] | Rs. 8,999 ($0.00) [Similarly Priced] | - |
| Colors | Black Onyx, Silver Titanium, Gold Platinum | Cross Black, Cross Blue | Supersonic Blue, Supersonic Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
150.9 x 72.6 x 7.7 mm (5.94 x 2.86 x 0.3 in) |
165.2 x 76.4 x 8.9 mm (6.5 x 3.01 x 0.35 in) |
162.5 x 74.8 x 8.5 mm (6.4 x 2.94 x 0.33 in) |
| Weight | 157 g (5.54 oz) | 190 g (6.7 oz) | 185 g (6.53 oz) |
| SIM Type | - | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO - G935V |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 - G935A HSDPA 850 / 1700(AWS) / 1900 / 2100 - G935T |
HSDPA 850 / 900 / 2100 | HSDPA 800 / 850 / 900 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 20(800), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500) - G935A | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 |
| 5G Network | - | - | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA |
| SAR US |
1.03 W/kg (head) 1.59 W/kg (body) |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - Samsung Pay (Visa, MasterCard certified) - IP68 certified - dust proof and water resistant over 1.5 meter and 30 minutes |
- Fingerprint Sensor (rear-mounted) |
- Fingerprint Sensor (side-mounted) |
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| OS | Android OS, v6.0 (Marshmallow) | Android 10 | Android 11 |
| User Interface | - | Realme UI 1.0 | Realme UI 2.0 |
| Processor | Dual-core 2.15 GHz & dual-core 1.6 GHz, Qualcomm MSM8996 Snapdragon 820 | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), MediaTek Helio G35 (12 nm) | Octa-core (4x2.2 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55), MediaTek MT6833 Dimensity 700 5G (7 nm) |
| GPU | Adreno 530 | PowerVR GE8320 | Mali-G57 MC2 |
| RAM | 3/4 GB | 4 GB | 8 GB |
| Internal Memory | 32/64 GB | 64 GB | 128 GB |
| External Memory | microSD, up to 200 GB (dedicated slot) | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5, Curved Edge Screen, Always-on display | HD+ IPS LCD Screen | FHD+ IPS LCD Screen 90Hz Refresh Rate 480 nits (typ), 600 nits |
| Colors | 16M colors | 16M Colour | 16M colors |
| Size | 5.5 inches | 6.5 inches | 6.5 inches |
| Resolution | 1440 x 2560 pixels (534 ppi) | 720 x 1600 pixels (270 ppi) | 1080 x 2400 pixels (405 ppi) |
| Screen-to-Body Ratio | 76.13% | 80.78% | 83.88% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | FM radio | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP | 13 MP + 2 MP + 2 MP | 48 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | Phase Detection Autofocus, f/1.7, 26 mm, 1/2.6" Sensor Size, 1.4 µm Pixel Size, Smart Optical Image Stablization, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama | 13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, panorama |
48 MP, f/1.8, 26mm (wide), PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 2160p@30fps, 1080p@60fps, 720p@240fps, HDR, dual-video rec. | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP, f/1.7, 22mm, dual video call, Auto HDR [Similar] |
5 MP, f/2.2, (wide), 1/5.0", 1.12µm HDR 1080p@30fps [Similar] |
16 MP, f/2.1, 26mm (wide) HDR 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat9 450/50 Mbps, EV-DO Rev.A 3.1 Mbps | HSPA 42.2/5.76 Mbps, LTE | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Bluetooth | v4.2, A2DP, LE, apt-X | 5.1, A2DP, LE | 5.1, 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 | microUSB v2.0, USB Host | microUSB 2.0, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 32/64 GB, 3/4 GB RAM - G935R | 64 GB, 4 GB RAM or 32 GB, 3 GB RAM eMMC 5.1 | 128 GB, 8 GB RAM or 128 GB, 4 GB RAM UFS 2.1 |
| Expandable Storage | microSD, up to 200 GB (dedicated slot) | microSDXC (dedicated slot) | 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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| NFC | |
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| Type | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery charging 18W |
| Capacity | 3600 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 8,999 
