Samsung Galaxy S9 vs Samsung Galaxy A51
Quick Comparison
Samsung Galaxy A51 has better RAM than Samsung Galaxy S9. In terms of display resolution, Samsung Galaxy S9 has better resolution of 2960 x 1440 than Samsung Galaxy A51 which has resolution of 2340 x 1080. Samsung Galaxy A51 has more internal memory than Samsung Galaxy S9
| Name | Samsung Galaxy S9 | Samsung Galaxy A51 |
| RAM | 4 GB | 6 GB |
|---|---|---|
| Display | 5.8 in | 6.5 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 3000 mAh | 4000 mAh |
| Camera | 12 MP | 48 MP Quad |
| Price | Rs. 26869 | Rs. 25999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February, 2018. The cost of Samsung Galaxy S9 is Rs. 26869. The launch Date of the second phone is January 29, 2020 . The cost of Samsung Galaxy A51 is Rs. 25999.
Display comparison
Samsung Galaxy S9 has screen size of 5.8 inches which falls short to Samsung Galaxy A51's 6.5 inch screen. Both the phones have Super AMOLED Screen Type. Samsung Galaxy S9 has display density of 568 PPI & Samsung Galaxy A51 has only 405 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 S9's ~ 83.6%. Samsung Galaxy S9 has 18.5:9 aspect ratio where as Samsung Galaxy A51 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 S9's lower 4 GB RAM. Samsung Galaxy A51 has more Internal Memory (128 GB) than Samsung Galaxy S9 (64 GB).
Camera comparison
Samsung Galaxy A51's 48 MP Quad Rear Camera outclasses Samsung Galaxy S9's 12 MP 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 S9's 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version v8.0 and the second one on 10 version.
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Full Comparison
| Name | Samsung Galaxy S9 | Samsung Galaxy A51 |
| General | ||
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | February, 2018 | January 29, 2020 |
| Design | ||
| Dimensions | 68.7 x 147.69 x 8.5 mm | 73.6 x 158.5 x 7.9 mm |
| Weight | 163 g | 172 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M colors Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.8 inches, 1440 x 2960 pixels | 6.5 inches, 1080 x 2340 pixels |
| Aspect Ratio | 18.5:9 | 20:9 |
| PPI | ~ 568 PPI | ~ 405 PPI |
| Screen to Body Ratio | ~ 83.6% | ~ 87.4% |
| Features | Corning Gorilla Glass 5 Screen Protection, Curved Display | |
| Notch | Yes, Punch Hole | |
| Memory | ||
| RAM | 4 GB | 6 GB |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot), upto 512 GB | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.0 |
| USB | Yes, USB-C v3.1 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyroscope, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 12 MP with autofocus | 48 MP f/2 (Wide Angle) 12 MP f/2.2 (Ultra Wide) 5 MP f/2.4 (Macro) 5 MP f/2.2 (Depth Sensor) with autofocus |
| Features | Face detection, Smile detection, Geo tagging, Panorama, Touch to focus | Panorama, HDR |
| Video Recording | 4K @ 60 fps UHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 8 MP with Autofocus | 32 MP f/2.2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v8.0 (Oreo) | Android v10, upgradable to v12 |
| Chipset | Samsung Exynos 9810 | Samsung Exynos 9611 |
| CPU | 2.8 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
| GPU | Mali-G72 MP18 | Mali-G72 MP3 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS, Instant Messaging, Voice Commands | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+, FLAC | Yes |
| Video | MP4, DivX, XviD | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-ion Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, Quick Charge 2.0 | Yes, 15W Fast Charging |
| Wireless Charging | Yes | |