Xiaomi Redmi 4 vs OPPO F21 Pro 5G
Quick Comparison
OPPO F21 Pro 5G has better RAM than Xiaomi Redmi 4. In terms of display resolution, OPPO F21 Pro 5G has better resolution of 2400 x 1080 than Xiaomi Redmi 4 which has resolution of 1280 x 720. OPPO F21 Pro 5G has more internal memory than Xiaomi Redmi.
| Name | Xiaomi Redmi 4 | OPPO F21 Pro 5G |
| RAM | 2 GB | 8 GB |
|---|---|---|
| Display | 5 in | 6.43 in |
| Internal Memory | 16 GB | 128 GB |
| Battery | 4100 mAh | 4500 mAh |
| Camera | 13 MP | 64 MP + 2 MP + 2 MP Triple |
| Price | Rs. 6999 | Rs. 17990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is May 23, 2017. The cost of Xiaomi Redmi 4 is Rs. 6999. The launch Date of the second phone is April 12, 2022. The cost of OPPO F21 Pro 5G is Rs. 17990.
Display comparison
Xiaomi Redmi 4 has screen size of 5 inches which falls short to OPPO F21 Pro 5G's 6.43 inch screen. Xiaomi Redmi 4 has IPS LCD Screen type where as OPPO F21 Pro 5G has AMOLED Screen type. OPPO's phone has display density of 409 PPI & Xiaomi's phone has only 294 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 90.8% than Xiaomi's phone ~ 70.7%. Xiaomi Redmi 4 has 16:9 aspect ratio where as OPPO F21 Pro 5G has 20:9 aspect ratio.
Memory comparison
OPPO F21 Pro 5G's larger 8 GB RAM is better for playing games and all with respect to Xiaomi Redmi 4's lower 2 GB RAM. OPPO F21 Pro 5G has more Internal Memory (128 GB) than Xiaomi Redmi 4 (16 GB).
Camera comparison
OPPO F21 Pro 5G's 64 MP + 2 MP + 2 MP Triple Rear Camera outshines Xiaomi Redmi 4's 13 MP Rear Camera in terms of resolution. OPPO F21 Pro 5G will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Xiaomi Redmi 4's 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 6.0.1 and the second one on 12 version.
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Full Comparison
| Name | Xiaomi Redmi 4 | OPPO F21 Pro 5G |
| General | ||
| Model | Redmi 4 | F21 Pro 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Micro SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | May 23, 2017 | April 12, 2022 |
| Design | ||
| Dimensions | 70 x 139.2 x 8.7 mm | 73.2 x 159.9 x 7.5 mm |
| Weight | 150 g | 173 g |
| Display | ||
| Type | Color IPS LCD Screen (16M colors Colors) | Color AMOLED Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 5 inches, 720 x 1280 pixels | 6.43 inches, 1080 x 2400 pixels, 60 Hz |
| Aspect Ratio | 16:9 | 20:9 |
| PPI | ~ 294 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 70.7% | ~ 90.8% |
| Glass Type | Schott Xensation glass | |
| Features | Vivid Mode: 97% NTSC/93% DCI-P3, Gentle Mode: sRGB | |
| Notch | Yes, Punch Hole | |
| Memory | ||
| RAM | 2 GB | 8 GB |
| Expandable RAM | Upto 5 GB Extra Virtual RAM | |
| Storage | 16 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot), upto 128 GB | Yes, upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n8/n28A/n41/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11, b/g/n | |
| Bluetooth | Yes, v4.2, A2DP, LE | Yes, v5.1 |
| USB | Yes, microUSB v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS Support | yes with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyroscope, Compass | Geomagnetic Sensor, Proximity Sensor, Optical Sensor, Accelerometer, Gravity Sensor, Gyroscope, Pedometer, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| IP Rating | IPX4 | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2 | 64 MP ƒ/1.7 (Wide Angle) 2 MP ƒ/2.4 Monochrome 2 MP ƒ/2.4 (Macro) Macro |
| Auto Focus | Yes | Yes |
| Features | Face detection, Smile detection, Geo tagging, Panorama, Touch to focus | Panorama, Portrait, Time-lapse, Slow-motion, Text Scanner, Google Lens, Extra HD, Macro, Sticker, Dual-view Video |
| Video Recording | 1080p @ 30 fps FHD | 1080p, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 | 16 MP ƒ/2.4 Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
| Technical | ||
| OS | Android v6.0.1 (Marshmallow), upgradable to v7.1.2 (Nougat) | Android v12 |
| Chipset | Qualcomm Snapdragon 435 | Qualcomm Snapdragon 695 |
| CPU | 1.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | Cortex-A53 | 2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver |
| GPU | Adreno 505 | Adreno 619 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | MMS, Instant Messaging | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+, FLAC | Yes |
| Video | DivX, MP4 | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4100 mAh, Li-Po Battery | 4500 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W Fast Charging | |
| Reverse Charging | Yes | |
| Music Playback Time | 87 hours | |