Realme C21 vs Oppo A17k
Compare Realme C21 and Oppo A17k to understand which one suits your needs the best. The Realme C21 is priced from ₹7,999, while Oppo A17k is available at ₹9,990 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.
Realme C21 vs Oppo A17k Comparison Overview
| Key Highlights | Realme C21 | Oppo A17k |
|---|---|---|
| Price | ₹7,999 | ₹9,990 |
| Processor | MediaTek Helio G35 | MediaTek Helio G35 |
| Display | 6.5 inches, HD+ IPS LCD, 60Hz | 6.56 inches, HD+ IPS LCD, 60Hz |
| Rear Camera | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) | 8MP (Wide-angle), 5MP (Front) |
| Battery | 5000mAh, 10W, Charger in the box | 5000mAh, 10W, Charger in the box |
| RAM/Storage | 3GB (LPDDR4X), 32GB (UFS 2.1) | 3GB (LPDDR4X), 64GB (eMMC 5.1) |
Reasons To Consider
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Oppo A17k100
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Key Specifications
| Processor | MediaTek Helio G35 | MediaTek Helio G35 | ||
|---|---|---|---|---|
| Display | 6.5 inches, HD+ IPS LCD, 60Hz | 6.56 inches, HD+ IPS LCD, 60Hz | ||
| Camera | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) | 8MP (Wide-angle), 5MP (Front) | ||
| Battery | 5000mAh, 10W, Charger in the box | 5000mAh, 10W, Charger in the box | ||
| RAM | 3GB (LPDDR4X) | 3GB (LPDDR4X) | ||
| Storage | 32GB (UFS 2.1) | 64GB (eMMC 5.1) |
General
| Box Contents | Phone, 10W Charger, USB Cable, SIM Ejector Tool | Phone, 10W Charger, microUSB Cable, SIM Ejector Tool | ||
|---|---|---|---|---|
| Colors | Cross Blue, Cross Black | Blue, Gold, Navy Blue | ||
| Launch | April 08, 2021 | October 19, 2022 | ||
| Stores | Flipkart, Amazon | Amazon, Flipkart | ||
| Launch Country | India | India | ||
| Launch Price | ₹7,999 | ₹10,499 |
Display
🏆 Winner: Realme C21
| Display Type | IPS LCD | IPS LCD | ||
|---|---|---|---|---|
| Refresh Rate | 60Hz | 60Hz | ||
| Playback Quality | SDR | SDR | ||
| Touch Sampling Rate | 120Hz | 60Hz | ||
| Display Size | 6.5 inches | 6.56 inches | ||
| Area | 102 cm² | 103.4 cm² | ||
| Display Form Factor | Flat Display | Flat Display | ||
| Screen to Body Ratio | 89.5% | 83.3% | ||
| Resolution Width | 720pixels | 720pixels | ||
| Resolution Height | 1600pixels | 1612pixels | ||
| Aspect Ratio | 20:9 | 20:9 | ||
| Pixel Density | 270ppi | 269ppi | ||
| Display Bit Rate | 8-bit | 8-bit | ||
| Color Gamut Range | 80.8% | 100% | ||
| Display Resolution | HD+ | HD+ | ||
| Typical Brightness | 400nits | - | ||
| Peak Brightness | 1000nits | 600nits | ||
| Eye Protection | TUV Rheinland certification | - | ||
| LTPS Support | - | Yes | ||
| High Brightness | - | 480nits | ||
| Colour Gamut | - | DCI-P3 | ||
| Colour Depth | - | 16.7 Million Colours |
Body
🏆 Winner: Oppo A17k
| Height | 162.5 mm | 164.2 mm | ||
|---|---|---|---|---|
| Width | 76.4 mm | 75.6 mm | ||
| Thickness | 8.9 mm | 8.3 mm | ||
| Weight | 190 grams | 189 grams | ||
| Screen Material | Glass | Panda Glass | ||
| Back Material | Plastic | Plastic | ||
| Side Material | Plastic Frame | Plastic Frame | ||
| Ports | microUSB 2.0 | microUSB 2.0 | ||
| Additional Features | 3.5mm Headphone Jack, OTG | 3.5mm Headphone Jack, OTG | ||
| Speaker | Loudspeaker | Loudspeaker | ||
| Display Protection | - | Panda Glass | ||
| IP Rating | - | IPX4 (Splash Resistance) |
Processor
🏆 Winner: Tie
| Chipset Manufacturer | MediaTek | MediaTek | ||
|---|---|---|---|---|
| Chipset | Helio G35 | Helio G35 | ||
| Fabrication Size | 12 nm | 12 nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | ||
| GPU | - | PowerVR GE8320 |
Performance Benchmarks
| AnTuTu | 146708 | 146708 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 189 | 189 |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 10 | 12 | ||
| OS Skin | Realme UI | ColorOS | ||
| Gaming Mode | Yes | Yes | ||
| OS Updates | 1 year(s) | 1 year(s) | ||
| Security Updates | 3 year(s) | 2 year(s) |
Main Camera
🏆 Winner: Realme C21
| Main Camera #1 Megapixel | 13MP | 8MP | ||
|---|---|---|---|---|
| Main Camera #1 Aperture | f/2.2 | f/2.0 | ||
| Main Camera #1 Lens Type | Wide-angle | Wide-angle | ||
| Main Camera #1 Sensor Size | 1/3.06" | - | ||
| Main Camera #2 Megapixel | 2MP | - | ||
| Main Camera #2 Aperture | f/2.4 | - | ||
| Main Camera #2 Lens Type | Macro | - | ||
| Main Camera #3 Megapixel | 2MP | - | ||
| Main Camera #3 Aperture | f/2.4 | - | ||
| Main Camera #3 Lens Type | Depth | - | ||
| Features | HDR | - | ||
| Dynamic Video Recording Support | HDR recording | SDR recording | ||
| Video Recording | 1080p@30fps | 1080p@30fps | ||
| Main Camera #1 Camera Features | - | Auto Focus | ||
| Auto Focus Type | - | Contrast Detection Auto Focus |
Selfie Camera
🏆 Winner: Oppo A17k
| Front Camera #1 Megapixel | 5MP | 5MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.2 | f/2.2 | ||
| Front Camera #1 Pixel Size | 1.12 µm | - | ||
| Front Camera #1 Lens Type | Wide | Wide | ||
| Features | Portrait | Portrait, Time-lapse | ||
| Video Features | 1080p@30fps | 1080p@30fps | ||
| Video Recording | 1080@30fps | 1080@30fps | ||
| Front Camera #1 Field of View | - | 76.8° | ||
| Auto Focus Type | - | Fixed Focus | ||
| HDR Recording Support | - | SDR recording |
Battery
🏆 Winner: Tie
| Battery Capacity | 5000mAh | 5000mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Polymer | Lithium Polymer | ||
| Reverse Wired Charging Support | Yes | - | ||
| Charging Speed Wired | 10W | 10W |
Network
| Sim Type | Hybrid Dual SIM (2 Nano SIMs + 1 microSD) | Dual SIM (nano-SIM, dual stand-by) | ||
|---|---|---|---|---|
| Network Support | 4G | 4G | ||
| Band Types | GSM, LTE, WCDMA | GSM, HSPA, LTE | ||
| 2G Bands | 1800, 1900, 850, 900 | 1800, 1900, 850, 900 | ||
| 3G Bands | WCDMA 1, 5, 8 | HSDPA 850, 900, 2100 | ||
| 4G Bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | LTE 1, 3, 5, 8, 38, 40, 41 |
Connectivity
🏆 Winner: Oppo A17k
| Wi-Fi Standards | Wi-Fi 4 802.11 a/b/g/n | Wi-Fi 5 802.11 a/b/g/n/ac | ||
|---|---|---|---|---|
| Wi-Fi Version | WiFi 4 | WiFi 5 | ||
| Bluetooth Version | 5 | 5.3 | ||
| Bluetooth Codecs | A2DP, LE | A2DP, AAC, aptX, aptX HD, LDAC, LE, SBC | ||
| GPS | AGPS, GPS | BDS, GPS | ||
| Radio | FM Radio | - |
Features
| Fingerprint Scanner | Rear Mounted | Side Mounted | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Compass, Proximity Sensor | Accelerometer, Compass, Proximity Sensor | ||
| Haptic Feedback | - | Vibration Motor |
