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General
| Name | Oppo F9 | Realme C21 |
|---|---|---|
| Launch Date | 1 Aug 2018 | 5 Mar 2021 |
| Brand | Oppo | Realme |
| Colors | - | Cross Black, Cross Blue |
| Models | - | RMX3201 |
Display
| Display Size | 6.3 Inches | 6.5 Inches |
|---|---|---|
| Display Type | LCD | IPS LCD, 400 nits (typ) |
| Resolution | 1080 x 2340 pixels | 720 x 1600 pixels |
| Refresh Rate | 60Hz | 60Hz |
| Display Protection | Gorilla Glass 6 | - |
| Aspect Ratio | 19.5:9 | 20:9 |
| Features | - | 80.8% (screen to body ratio), 270 ppi |
Platform
| Operating System | Android 8.1 (Oreo), upgradable to Android 10, ColorOS 7.0 | Android 10, Realme UI |
|---|---|---|
| Processor | MediaTek Helio P60 (12 nm) | MediaTek Helio G35 (12 nm) |
| CPU | - | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| GPU | - | PowerVR GE8320 |
Memory
| Ram | 4GB, 6GB | 3GB, 4GB |
|---|---|---|
| Storage | 64GB | 32GB, 64GB |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| SD Card Slot | Yes | Yes |
Camera
| Type | Dual Camera | Triple Camera |
|---|---|---|
| Main | 16 MP, f/1.8 | 13 MP, f/2.2, 26mm, 1/3.06", 1.12µm |
| Macro | - | 2 MP, f/2.4 |
| Depth | 2 MP, f/2.4 | 2 MP, f/2.4 |
| Video | 1080p@30fps | 1080p@30fps |
| Features | - | HDR |
Front Camera
| Type | Single Camera | Single Camera |
|---|---|---|
| Selfie | 25 MP, f/2.0 | 5 MP, f/2.2, 1/5.0", 1.12µm |
| Video | 1080p@30fps | 1080p@30fps |
| Features | - | HDR, panorama |
Battery
| Capacity | 3500 mAh | 5000 mAh |
|---|---|---|
| Battery Technology | Li-Po | non-removable |
| Charging Speed | 20W | 10W, Reverse wired |
| USB Type | Micro USB | Micro USB, USB 2.0, OTG |
| Wireless Charging | No | No |
Network
| Sim | Dual Sim | Dual Sim |
|---|---|---|
| Sim Type | Dual SIM (Nano-SIM, dual stand-by) | |
| Technology | 4G | 4G |
| Bands | ||
Connectivity
| Wi-Fi | WiFi 5 | WiFi 2.4 |
|---|---|---|
| Bluetooth | V4.2 | V5.0 |
| NFC | No | No |
| GPS | Yes | Yes |
Audio
| Loudspeaker | Yes | Yes |
|---|---|---|
| Headphone Jack | Yes | Yes |
Biometric
| Fingerprint | Yes | Yes |
|---|---|---|
| Fingerprint Type | Capacitive Fingerprint Scanner | Capacitive Fingerprint Scanner |
| Fingerprint Position | Rear-Mounted | Rear-Mounted |
| Face Unlock | 2D Face Unlock | 2D Face Unlock |
Body
| Dimensions | 156.7 x 74 x 8 mm | 165.2 x 76.4 x 8.9 mm |
|---|---|---|
| Weight | 169 g | 190 g |
| Frame | Plastic Frame | Plastic Frame |
| Back | Metal Back | Plastic Back |
| IP Rating | No | No |
Others
| Sensors | - | Accelerometer, proximity, compass |
|---|
Benchmarks
| Geekbench | 5673 (v4.4) | - |
|---|
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Oppo F9Search on Amazon.in
Realme C21Search on Amazon.in
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