| Product |
Oppo F31 Pro+
|
Oppo R821T FInd Muse
|
| Battery |
| Charging |
80W wired, 13.5W PD, 44W UFCS, 33W PPS, 42% in 20 min
10W reverse wired |
- |
| Type |
Si/C Li-Ion 7000 mAh |
Li-Ion 1700 mAh, removable |
| Body |
| Dimensions |
163.1 x 77.6 x 7.7 mm or 7.9 mm |
123 x 63.5 x 9.9 mm (4.84 x 2.5 x 0.39 in) |
| SIM |
Nano-SIM + Nano-SIM |
Dual SIM (Mini-SIM, dual stand-by) |
| Weight |
195 or 204 g (6.88 oz) |
- |
|
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
MIL-STD-810H compliant*
* does not guarantee ruggedness or use in extreme conditions |
- |
| Comms |
| Bluetooth |
5.2, A2DP, LE, aptX HD |
Yes |
| Infrared port |
Yes |
- |
| NFC |
No |
No |
| Positioning |
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS |
GPS |
| Radio |
No |
FM radio |
| USB |
USB Type-C 2.0, OTG |
microUSB 2.0 |
| WLAN |
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band |
Wi-Fi 802.11 b/g, hotspot |
| Display |
| Protection |
AGC DT-Star D+ |
- |
| Resolution |
1280 x 2800 pixels, 19.5:9 ratio (~453 ppi density) |
480 x 800 pixels, 5:3 ratio (~233 ppi density) |
| Size |
6.8 inches, 112.8 cm2 (~89.1% screen-to-body ratio) |
4.0 inches, 45.5 cm2 (~58.3% screen-to-body ratio) |
| Type |
AMOLED, 1B colors, 120Hz, 1600 nits (HBM) |
IPS LCD |
| Features |
| Sensors |
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
Accelerometer, proximity |
| Launch |
| Announced |
2025, September 16 |
2013. Released 2013 |
| Status |
Available. Released 2025, September 16 |
Discontinued |
| Main Camera |
| Dual |
50 MP, f/1.8, (wide), PDAF, OIS
2 MP, f/2.4, (depth) |
- |
| Features |
Color spectrum sensor, LED flash, HDR, panorama |
- |
| Single |
- |
3.15 MP |
| Video |
4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS |
Yes |
| Memory |
| Card slot |
No |
microSDHC (dedicated slot) |
| Internal |
256GB 8GB RAM, 256GB 12GB RAM |
4GB 512MB RAM |
|
UFS 3.1 |
- |
| Misc |
| Colors |
Festival Pink, Himalayan White, Gemstone Blue |
White |
| Models |
CPH2757 |
- |
| SAR |
|
- |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands |
HSDPA 900 / 2100 |
HSDPA 2100 |
| 4G bands |
1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48 |
- |
| 5G bands |
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA |
- |
| Speed |
HSPA, LTE, 5G |
HSPA |
| Technology |
GSM / HSPA / LTE / 5G |
GSM / HSPA |
| Platform |
| Chipset |
Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm) |
Mediatek MT6572 (28 nm) |
| CPU |
Octa-core (1x2.63 GHz Cortex-A715 & 3x2.4 GHz Cortex-A715 & 4x1.8 GHz Cortex-A510) |
Dual-core 1.2 GHz Cortex-A7 |
| GPU |
Adreno 720 |
Mali-400 |
| OS |
Android 15, ColorOS 15 |
Android 4.2 (Jelly Bean) |
| Selfie camera |
| Features |
Panorama |
- |
| Single |
32 MP, f/2.4, (wide) |
VGA |
| Video |
1080p@30fps, gyro-EIS |
|
| Sound |
| 3.5mm jack |
No |
Yes |
| Loudspeaker |
Yes, with stereo speakers |
Yes |
