Samsung Galaxy A21 vs Samsung Galaxy J3 (2017) Comparison and Differences
Smartphone 1
Samsung Galaxy A21
Smartphone 2
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Samsung Galaxy J3 (2017)
Smartphone 3
Samsung Galaxy A21 or Samsung Galaxy J3 (2017) Specs Comparison
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Common specs
| Brand and model | Samsung Galaxy A21 | Samsung Galaxy J3 (2017) | |
| Rating | (+) | (+) | |
| Release date | 2020, April 8 | 2017, June | |
| Dimensions (HxWxD) | 167.8 x 76.7 x 8.1 mm | 6.61 x 6.61 x 3.02 in | 143.2 x 70.3 x 8.2 mm | 5.64 x 5.64 x 2.77 in | |
| Weight | 193 g | 6.81 oz | 142 g | 5.01 oz | |
| Body Build | Glass front, plastic back, plastic frame | Aluminum body | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Black | White, Black, Gold, Blue | |
| Battery | 4000 mAh, Non-removable Li-Po | 2400 mAh, Non-removable Li-Ion | |
| Battery life |
Talking time - Up to 15 h (3G) Music play - Up to 61 h |
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| Approximate price | 199 EUR | 110 EUR | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | IPS LCD | PLS | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" in | 5" in | |
| Screen area | 102.0 cm2 | 68.9 cm2 | |
| Screen format | 20:9 (height:width) | 16:9 (height:width) | |
| Screen to body ratio | 79.3% | 68.5% | |
| Screen resolution | 720 x 1600 px | 720 x 1280 px | |
| Screen PPI /points per inch/ | 270 PPI | 294 PPI | |
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 16 MP, Quad | 13 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) |
-13 MP, AF, f/1.9 | |
| Functions | LED flash, panorama, HDR | LED flash, HDR, panorama | |
| Video | 1080p@30fps | 1080p@30fps | |
| Front camera, selfie | 13 MP, Single | 5 MP, Single | |
| Specifications | 13 MP, f/2.0, (wide) | 5 MP, f/2.2 | |
| Functions | LED flash | ||
| Video | 1080p@30fps |
Performance
| Operating system - OS | Android 10.0; One UI 2.0 | Android 7.0 (Nougat), upgradable to Android 8.0 (Oreo) | |
| Chipset | - Exynos 7570 Quad (14 nm) | ||
| CPU | - Octa-core (4x2.3 GHz & 4x1.8 GHz) | - Quad-core 1.4 GHz Cortex-A53 | |
| GPU | Mali-T720 MP2 | ||
| External memory | microSDXC (dedicated slot) | microSD, up to 256 GB (dedicated slot) | |
| Internal memory | 32GB 3GB RAM | 16 GB, 2 GB RAM |
Benchmark
| Antutu 8 Total | 102874 | ||
| Antutu 7 Total | |||
| GeekBench 5 Single Core | 193 | 106 | |
| GeekBench 5 Multi-Core | 975 | 356 | |
| GeekBench 4 Single Core | 740 | 606 | |
| GeekBench 4 Multi-Core | 4039 | 1751 | |
| GeekBench 4 RenderScript | 1109 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / HSPA / LTE | GSM / HSPA / 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 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 38(2600), 40(2300) |
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| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 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 b/g/n, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | Yes (market/region dependent) | Yes (optional) | |
| USB | 2.0, Type-C 1.0 reversible connector | microUSB 2.0, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE | |
| Harmful irradiation | SAR - 1.27 W/kg (head) 0.60 W/kg (body) |
SAR EU - 0.66 W/kg (head) 1.32 W/kg (body) |
Music and Audio
| Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | |
| Others | - Active noise cancellation with dedicated mic |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | - Accelerometer, proximity | |
| Other extras |
- Fast charging 15W |
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| Versions |
- Versions: J330F/DS (Global Dual-SIM); J330G/DS (Malaysia) Also known as Samsung Galaxy J3 Pro (2017); Samsung Galaxy J3 (2017) Duos with dual-SIM card slots |
Reviews and Opinions on Samsung Galaxy A21 and Samsung Galaxy J3 (2017)
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