Samsung Galaxy A51 vs Samsung Galaxy A02
Quick Comparison
Samsung Galaxy A51 has better RAM than Samsung Galaxy A02. In terms of display resolution, Samsung Galaxy A51 has better resolution of 2340 x 1080 than Samsung Galaxy A02 which has resolution of 1600 x 720. Samsung Galaxy A51 has more internal memory than Samsung Galaxy A02
| Name | Samsung Galaxy A51 | Samsung Galaxy A02 |
| RAM | 6 GB | 3 GB |
|---|---|---|
| Display | 6.5 in | 6.5 in |
| Internal Memory | 128 GB | 32 GB |
| Battery | 4000 mAh | 5000 mAh |
| Camera | 48 MP Quad | 13 MP + 2 MP Dual |
| Price | Rs. 24999 | Rs. 7290 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is January 29, 2020 . The cost of Samsung Galaxy A51 is Rs. 24999. The launch Date of the second phone is January 27, 2021. The cost of Samsung Galaxy A02 is Rs. 7290.
Display comparison
Samsung Galaxy A51 has Super AMOLED Screen type where as Samsung Galaxy A02 has IPS Screen type. Samsung Galaxy A51 has display density of 405 PPI & Samsung Galaxy A02 has only 270 PPI display density. In terms of screen to body ratio, Samsung Galaxy A51 has better screen to body ratio of ~ 87.4% than Samsung Galaxy A02's ~ 81.9%. Samsung Galaxy A51 has 20:9 aspect ratio where as Samsung Galaxy A02 has 20:9 aspect ratio.
Memory comparison
Samsung Galaxy A51's larger 6 GB RAM is better for playing games and all with respect to Samsung Galaxy A02's lower 3 GB RAM. Samsung Galaxy A51 has more Internal Memory (128 GB) than Samsung Galaxy A02 (32 GB).
Camera comparison
Samsung Galaxy A51's 48 MP Quad Rear Camera outclasses Samsung Galaxy A02's 13 MP + 2 MP Dual Rear Camera in terms of resolution. Samsung Galaxy A51 will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Samsung Galaxy A02's 5 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 10.
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Full Comparison
| Name | Samsung Galaxy A51 | Samsung Galaxy A02 |
| General | ||
| Model | Galaxy A51 | A02 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 29, 2020 | January 27, 2021 |
| Design | ||
| Dimensions | 73.6 x 158.5 x 7.9 mm | 75.9 x 164 x 9.1 mm |
| Weight | 172 g | 206 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS Screen |
| Touch | Yes | Yes |
| Size | 6.5 inches, 1080 x 2340 pixels | 6.5 inches, 720 x 1600 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 405 PPI | ~ 270 PPI |
| Screen to Body Ratio | ~ 87.4% | ~ 81.9% |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 3 GB |
| Storage | 128 GB | 32 GB |
| Card Slot | Yes, upto 512 GB | Yes, upto 1000 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, microUSB v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, proximity |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 5 MP ƒ/2.2 (Depth Sensor) | 13 MP ƒ/1.9 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) | 5 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
| Technical | ||
| OS | Android v10, upgradable to v12 | Android v10 |
| Chipset | Samsung Exynos 9611 | Mediatek Helio MT6739W |
| CPU | 2.3 GHz, Octa Core Processor | 1.5 GHz, Quad Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | Quad-core 1.5 GHz Cortex-A53 |
| GPU | Mali-G72 MP3 | PowerVR GE8100 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | |