Oppo
Side-by-side technical data
Oppo A31 (2015) vs Oppo A7 Pro Max
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
Oppo A31 (2015), if you care about…
- Weight
- 135 g
- against 224 g
- Body Thickness
- 8 mm
- against 8.6 mm
- Expandable Storage
- Yes
- against No
Oppo A7 Pro Max, if you care about…
- Battery Capacity
- 10,000 mAh
- against 2,000 mAh
- RAM Capacity
- 12 GB
- against 1 GB
- Wi-Fi Standards
- Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g
- against Wi-Fi 802.11 b/g/n, Wi-Fi 4 (802.11n)
- Storage Type
- UFS 3.1
- against eMMC 4.5
Specification comparison
Battery
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 2,000 mAh | 10,000 mAh Best value |
| Battery Type | Li-Ion | Si-Carbon Li-Ion Best value |
| Fast Charge Power | 10 W | 80 W Best value |
| Battery Features | Battery Level Indicator, Rechargeable | Fast Charging, Reverse Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | — | — |
| Standby time | — | — |
| Music playback time | — | — |
Design
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Body Colors | White, Blue | Black, Blue, Orange, Cyan |
| Body Thickness | 8 mm Best value | 8.6 mm |
| Body Width | 65.5 mm | 78 mm |
| Body Height | 131.9 mm | 163 mm |
| Weight | 135 g Best value | 224 g |
| Usable Surface | 64.6 % | 88.4 % Best value |
| Body Materials | — | Glass, Plastic |
| Resistance Features | — | IP68, IP69K |
| Waterproof Depth | — | 1.5 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | 8 mm | — |
| QWERTY keyboard | — | — |
Performance
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 410 MSM8916 | Qualcomm Snapdragon 4 Gen 5 |
| Processor Process Size | 28 nm | 4 nm Best value |
| Graphics GPU | Qualcomm Adreno 306 | Qualcomm Adreno 613 |
| Storage Type | eMMC 4.5 | UFS 3.1 Best value |
| Maximum CPU Clock | 1.2 GHz | 2.4 GHz Best value |
| Maximum Storage Capacity | 8 GB | 512 GB Best value |
| AnTuTu Score | — | 640,000 |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Quad-core 1.2 GHz Cortex-A53 | Octa-core processor with 2×2.4 GHz Cortex-A78 and 6×2.0 GHz Cortex-A55 cores. |
| Processor Type | Quad-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 1 GB | 12 GB Best value |
| RAM Type | DDR3 | LPDDR4X Best value |
| Expandable Storage | Yes Best value | No |
| AnTuTu version | — | v11 |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Fingerprint Sensor Placement | — | Under Display |
Display
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Display Aspect Ratio | 16:9 | 19.5:9 |
| Peak Display Brightness | — | 1,800 nits |
| Display Technology | IPS LCD | AMOLED Best value |
| Display Diagonal | 4.5″ | 6.78″ Best value |
| Display Horizontal Resolution | 480 px | 1,272 px Best value |
| Display Vertical Resolution | 854 px | 2,772 px Best value |
| Display Pixel Density | 218 ppi | 450 ppi Best value |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | 240 Hz |
| Display Contrast Ratio | — | 5,000,000 :1 |
| Display Features | IPS LCD, Touchscreen | Hole-Punch Notch, Curved Glass, Capacitive Touch, Scratch Resistant, Frameless, One Billion Colors, DCI-P3, 2160Hz PWM |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Gravity Sensor, Virtual Proximity Sensing |
Software
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Operating System | Android 4.4 | Android 16 |
| OS Family | Android | Android |
| OS Version | 4 | 16 Best value |
| OS Update Support | — | — |
| Direct OS Updates | No | No |
| Google Services | — | No |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| SIM Configurations | Nano-SIM + Micro-SIM | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 3G TD-SCDMA bands unspecified | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B26, 4G LTE B28A, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B43, 4G LTE B48, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n8, 5G NR n18, 5G NR n26, 5G NR n28a, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, LTE, 4G, TD-SCDMA | GSM, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n, Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g Best value |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 5.1 Best value |
| Bluetooth Profiles | A2DP | A2DP, EDR, HID, LE |
| Navigation Systems | GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS Best value |
| Connectivity Features | 3.5 mm Audio Jack, microUSB, USB 2.0 | Infrared, NFC, USB Charging, USB Mass Storage, USB OTG, USB Host 2.0, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE, VoWiFi, USB 2.0 |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | A2DP, Loudspeaker | Stereo Speakers Best value |
| Alert types | — | — |
Technical
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | A31 (2015) | A7 Pro Max |
|---|---|---|
| Built-in functions | — | — |
