Oppo K9s vs Oppo A91
Comparing 2 products
| General Overview | ||
| Device Type | Bar | Bar |
| Model | PERM10 | PCPM00 |
| Announced | 2021, October | 2019, December |
| Released | 2021, October | 2019, December |
| Status | Available | Available |
| Design | ||
| Type | Bar | Bar |
| Dimensions | 164.4 x 75.9 x 8.5 mm (6.47 x 2.99 x 0.33 in) | 7.9 mm thickness |
| Weight | 199 g (7.02 oz) | 172 g (6.07 oz) |
| Colors | Black, Silver, Aurora | Dark Blue, Red, Blue |
| Network | ||
| 2G Network | Yes | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
| 3G Network | Yes | HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| 4G Network | Yes | LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) |
| 5G Network | Yes | - |
| SIM | Nano SIM | Nano SIM |
| Dual SIM | Yes, Dual SIM (Nano-SIM, dual stand-by) | Yes, Dual SIM (Nano-SIM, dual stand-by) |
| Display | ||
| Display Type | IPS LCD | AMOLED |
| Size | 6.59 inches, 104.5 cm2 (~83.7% screen-to-body ratio) | 6.4 inches, 98.9 cm2 |
| Resolution | 1080 x 2412 pixels | 1080 x 2400 pixels |
| Display Colors | 16M colors or more | 16M colors |
| Pixel Density | 401 ppi density | 411 ppi density |
| Touch Screen | Yes | Capacitive Touchscreen |
| Display Protection | Panda Glass | - |
| Features | 120Hz, 480 nits (typ), 600 nits (HBM) | - |
| Media | ||
| FM Radio | No | Yes |
| Earphone Jack | Yes | Yes |
| Camera | ||
| Camera Set | Triple Cameras | Quad Cameras |
| Main Camera | 64 MP, f/1.7, 26mm (wide), PDAF | 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF |
| 2nd Camera | 8 MP, f/2.2, 119˚ (ultrawide) | 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm |
| 3rd Camera | 2 MP, f/2.4, (macro) | 2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera) |
| Camera Video | 4K@30fps, 1080p@30/60/120fps; gyro-EIS | 2160p@30fps, 1080p@30fps |
| Features | HDR, panorama | HDR, panorama |
| Flash | LED Flash | LED Flash |
| Selfie Set | Single Camera | Single Camera |
| Selfie Camera | 16 MP, f/2.4, (wide) | 16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm |
| Selfie Video | 1080p@30fps, gyro-EIS | 1080p@30fps |
| Features | Panorama | HDR |
| 4th Camera | - | 2 MP, f/2.4, 1/5", 1.75µm, depth sensor |
| Software | ||
| OS | Android 11 | Android 9.0 (Pie) |
| User Interface | ColorOS 11.2 | ColorOS 6.1 |
| Hardware | ||
| Chipset | Qualcomm SM7325 Snapdragon 778G 5G (6 nm) | Mediatek MT6771V Helio P70 (12nm) |
| CPU | Octa-core (4x2.4 GHz Kryo 670 & 4x1.9 GHz Kryo 670) | Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
| GPU | Adreno 642L | Mali-G72 MP3 |
| RAM | 6/8 GB | 8 GB |
| Internal Storage | 128 GB | 128 GB |
| Card Slot | Yes, up to 256GB via microSD card | Yes, microSD, up to 256 GB (dedicated slot) |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Connectivity | ||
| Bluetooth | 5.2, A2DP, LE, aptX HD | 5.0, A2DP, LE, aptX HD |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Wi-fi Hotspot | Yes | Yes |
| USB | USB Type-C 2.0, USB On-The-Go | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | Yes, with A-GPS |
| NFC | Yes | No |
| Data | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/11.5 Mbps, LTE-A |
| Battery | ||
| Battery Type | Li-Poly (Lithium Polymer) | Li-Poly (Lithium Polymer) |
| Capacity | 5000 mAh, Battery | 4025 mAh battery |
| Placement | Non-removable | Non-removable |
| Fast Charging | Yes, 30W / Reverse charging | Yes, 30W: 50% in 30 min (VOOC Flash Charge 4.0) |
