Samsung Galaxy A21 vs Samsung Galaxy S7 edge (CDMA) Comparison and Differences
Smartphone 1

Samsung Galaxy A21
Smartphone 2
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Samsung Galaxy S7 edge (CDMA)
Smartphone 3
Samsung Galaxy A21 or Samsung Galaxy S7 edge (CDMA) Specs Comparison
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Common specs
Brand and model | Samsung Galaxy A21 | Samsung Galaxy S7 edge (CDMA) | |
Rating | 0) | (+0) | (+|
Release date | 2020, April 8 | 2016, February | |
Dimensions (HxWxD) | 167.8 x 76.7 x 8.1 mm | 6.61 x 6.61 x 3.02 in | 150.9 x 72.6 x 7.7 mm | 5.94 x 5.94 x 2.86 in | |
Weight | 193 g | 6.81 oz | 157 g | 5.54 oz | |
Body Build | Glass front, plastic back, plastic frame | Front/back glass (Gorilla Glass 4), aluminum frame | |
Case | buy from Amazon | buy from Amazon | |
Colors | Black | Black Onyx, Silver Titanium, Gold Platinum, Coral Blue | |
Battery | 4000 mAh, Non-removable Li-Po | 3600 mAh, Non-removable Li-Ion | |
Approximate price | 199 EUR | 350 EUR | |
Check price | from Amazon | from Amazon |
Screen
Technology | IPS LCD | Super AMOLED | |
Touchscreen | capacitive touchscreen | capacitive touchscreen | |
Display colors | 16M | 16M | |
Screen size | 6.5" in | 5.5" in | |
Screen area | 102.0 cm2 | 83.4 cm2 | |
Screen format | 20:9 (height:width) | 16:9 (height:width) | |
Screen to body ratio | 79.3% | 76.1% | |
Screen resolution | 720 x 1600 px | 1440 x 2560 px | |
Screen PPI /points per inch/ | 270 PPI | 534 PPI | |
Screen protection | Corning Gorilla Glass 4 | ||
Other specs | - Always-on display | ||
Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
Rear camera, main | 16 MP, Quad | 12 MP, Single | |
Camera specs | -16 MP, f/1.8, (wide), 1/3.06", 1.0µm, PDAF -8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm -2 MP, f/2.4, (macro) -2 MP, f/2.4, (depth) |
-12 MP, f/1.7, 26mm (wide), 1/2.55'', 1.4µm, OIS, dual pixel PDAF | |
Functions | LED flash, panorama, HDR | LED flash, auto-HDR, panorama | |
Video | 1080p@30fps | 2160p@30fps, 1080p@60fps, 720p@240fps, HDR, dual-video rec. | |
Front camera, selfie | 13 MP, Single | 5 MP, Single | |
Specifications | 13 MP, f/2.0, (wide) | 5 MP, f/1.7, 22mm (wide), 1/4.1'', 1.34µm | |
Functions | Dual video call, Auto-HDR | ||
Video | 1080p@30fps |
Performance
Operating system - OS | Android 10.0; One UI 2.0 | Android 6.0 (Marshmallow), upgradable to Android 8.0 (Oreo); TouchWiz UI | |
Chipset | - Qualcomm MSM8996 Snapdragon 820 (14 nm) | ||
CPU | - Octa-core (4x2.3 GHz & 4x1.8 GHz) | - Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) | |
GPU | Adreno 530 | ||
External memory | microSDXC (dedicated slot) | microSD, up to 512 GB (dedicated slot) | |
Internal memory | 32GB 3GB RAM | 32 GB, 4 GB RAM |
Benchmark
Antutu 8 Total | 102874 | 178659 | |
GeekBench 5 Single Core | 193 | 343 | |
GeekBench 5 Multi-Core | 975 | 1154 | |
GeekBench 4 Single Core | 740 | ||
GeekBench 4 Multi-Core | 4039 |
Communication and Connectivity
SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM | |
Network | GSM / HSPA / LTE | GSM / CDMA / HSPA / EVDO / LTE | |
Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE |
-2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 - G935V, G935P, G935R -3G - HSDPA 850 / 900 / 1900 / 2100 - G935A, G935P, G935R CDMA2000 1xEV-DO - G935V, G935P, G935R HSDPA 850 / 1700(AWS) / 1900 / 2100 - G935T -4G - 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 LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 13(700), 20(800), 38(2600), 39(1900), 40(2300) - G935V LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 20(800) - G935T LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 12(700), 25(1900), 26(850), 41(2500) - G935P2,4,5,8,12,13,18,19,25,38,39,40 - G935R |
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Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps, EV-DO Rev.A 3.1 Mbps | |
GPRS | Yes | Yes | |
Edge | Yes | Yes | |
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 | |
GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS | |
NFC | Yes (market/region dependent) | Yes | |
USB | 2.0, Type-C 1.0 reversible connector | microUSB 2.0, USB Host | |
Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE, aptX | |
Harmful irradiation | SAR - 1.27 W/kg (head) 0.60 W/kg (body) | SAR - 1.03 W/kg (head) 1.59 W/kg (body) |
Music and Audio
Radio | FM radio | FM radio (after SW update; ope | |
Headphone jack | Yes | Yes | |
Others | - 24-bit/192kHz audio -Active noise cancellation with dedicated mic |
Other features
Sensors | - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | - Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2 | |
Other extras |
- Fast charging 15W |
- -ANT+ -S-Voice natural language commands and dictation -OneDrive (115 GB cloud storage) - Fast battery charging (Quick Charge 2.0) -PMA wireless charging - Samsung Pay (Visa, MasterCard certified) -IP68 dust/water proof (up to 1.5m for 30 mins) |
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Versions |
- Versions: G935A (AT&T); G935P (Sprint); G935V (Verizon); G935T (T-Mobile); G935R (US Cellular) |
Reviews and Opinions on Samsung Galaxy A21 and Samsung Galaxy S7 edge (CDMA)
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