2.8 in 5.65 in  | 3.19 in 6.37 in  | |
| Editiorial reviews | ||
| User rating |
 Oppo A51 |  Samsung Galaxy A9 2016 | |
|---|---|---|
| Operating system | Android 5.1 | Android 5.1 |
| CPU clock speed | 1.2 GHz | 1.8 GHz |
| CPU cores | Quad-core | 8-core |
| CPU model | Qualcomm Snapdragon 410 MSM8916 | Qualcomm Snapdragon 652 MSM8976 |
| GPU model | Qualcomm Adreno 306 | Qualcomm Adreno 510 |
| RAM memory | 2 GB | 3 GB |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Screen size | 5.0 in | 6.0 in |
| Number of colors | 16.7M | 16.7M |
| Panel type | LCD | OLED |
| Resolution | 1280 x 720 px | 1920 x 1080 px |
| Technology | IPS LCD | Super AMOLED |
| Pixel density | 294.0 ppi | 367.0 ppi |
| Multi touch | yes | yes |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Primary sensor resolution | 8.0 Mpx | 13.0 Mpx |
| Highest video resolution | 1920 x 1080 px | 1920 x 1080 px |
| Autofocus | yes | yes |
| Digital zoom | yes | yes |
| Geo-tagging | yes | yes |
| LED Flash | yes | yes |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Primary resolution | 5.0 Mpx | 8.0 Mpx |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Internal storage | 16 GB | 32 GB |
| Memory card reader | yes | yes |
| Maximum card storage | 128GB | 128GB |
| Types of memory card supported | microSD | microSD |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Height | 5.65 in | 6.37 in |
| Width | 2.8 in | 3.19 in |
| Depth | 0.3 in | 0.29 in |
| Weight | 5.64 oz | 7.05 oz |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Accelerometer | yes | yes |
| Proximity | yes | yes |
| Digital compass | yes | yes |
| Ambient light sensor | yes | yes |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Dual sim support | yes | yes |
| Sim card size | Micro-SIM | Nano-SIM |
| Bluetooth | yes | yes |
| Bluetooth version | 4.0 | 4.1 |
| Headphone connection | 3.5 mm | 3.5 mm |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Wireless network (Wi-Fi) | yes | yes |
| Data transmission | HSPA+ | HSPA+ |
| Navigation system | GPS | GLONASS |
| 2G GSM | yes | yes |
| GSM frequencies |
|
|
| 4G LTE | yes | yes |
| LTE frequencies |
|
|
| Mobile hotspot | yes | yes |
| Oppo A51 | Samsung Galaxy A9 2016 | |
|---|---|---|
| Battery type | Lithium ion | Lithium ion |
| Battery capacity | 2420.0 mAh | 4000.0 mAh |
| Pros | ||
|---|---|---|
| Cons |
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