Realme C100i vs Realme C21
Compare Realme C100i and Realme C21 to understand which one suits your needs the best. The Realme C100i is priced from ₹16,499, while Realme C21 is available at ₹7,999 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 C100i vs Realme C21 Comparison Overview
| Key Highlights | Realme C100i | Realme C21 |
|---|---|---|
| Price | ₹16,499 | ₹7,999 |
| Processor | Unisoc T7250 | MediaTek Helio G35 |
| Display | 6.81 inches, HD+ LCD, 120Hz | 6.5 inches, HD+ IPS LCD, 60Hz |
| Rear Camera | 8MP (Wide-angle), 5MP (Front) | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) |
| Battery | 6500mAh, 15W, Charger in the box | 5000mAh, 10W, Charger in the box |
| RAM/Storage | 4GB (LPDDR4X), 64GB (UFS 2.2) | 3GB (LPDDR4X), 32GB (UFS 2.1) |
Reasons To Consider
→ Realme C100i
Faster processor for smoother multitasking and demanding mobile gaming - (T7250)Larger battery capacity for longer usage - (6500mAh)Bigger RAM for smoother app switching and multitasking - (4GB)Smoother refresh rate for fluid scrolling, animations, and gameplay - (120Hz)Faster wired charging speeds for noticeably shorter charge times - (15W)Certified IP rating for water and dust resistance - (IP64 (Dust and Water Resistant))
Faster processor for smoother multitasking and demanding mobile gaming - (T7250)Larger battery capacity for longer usage - (6500mAh)Bigger RAM for smoother app switching and multitasking - (4GB)Smoother refresh rate for fluid scrolling, animations, and gameplay - (120Hz)Faster wired charging speeds for noticeably shorter charge times - (15W)Certified IP rating for water and dust resistance - (IP64 (Dust and Water Resistant)) → Realme C21Advanced display panel technology delivering vibrant colors and deep blacks - (IPS LCD)Large image sensor capturing more ambient light - (1/3.06")High peak brightness display tuned for outdoor use - (1000 nits)HDR recording supports wider dynamic range and natural highlights - (HDR recording)Features better eye-comfort and flicker reduction technology on display - (TUV Rheinland certification)
Advanced display panel technology delivering vibrant colors and deep blacks - (IPS LCD)Large image sensor capturing more ambient light - (1/3.06")High peak brightness display tuned for outdoor use - (1000 nits)HDR recording supports wider dynamic range and natural highlights - (HDR recording)Features better eye-comfort and flicker reduction technology on display - (TUV Rheinland certification)GamingSee More Details
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Key Specifications
| Processor | Unisoc T7250 | MediaTek Helio G35 | ||
|---|---|---|---|---|
| Display | 6.81 inches, HD+ LCD, 120Hz | 6.5 inches, HD+ IPS LCD, 60Hz | ||
| Camera | 8MP (Wide-angle), 5MP (Front) | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) | ||
| Battery | 6500mAh, 15W, Charger in the box | 5000mAh, 10W, Charger in the box | ||
| RAM | 4GB (LPDDR4X) | 3GB (LPDDR4X) | ||
| Storage | 64GB (UFS 2.2) | 32GB (UFS 2.1) |
General
| Box Contents | Phone, 15W Charger, Type-C Cable, SIM Ejector Tool, Case | Phone, 10W Charger, USB Cable, SIM Ejector Tool | ||
|---|---|---|---|---|
| Launch Price | ₹14,999 | ₹7,999 |
Display
🏆 Winner: Realme C21
| Display Type | LCD | IPS LCD | ||
|---|---|---|---|---|
| Refresh Rate | 120Hz | 60Hz | ||
| Playback Quality | SDR | SDR | ||
| Touch Sampling Rate | 240Hz | 120Hz | ||
| Display Size | 6.81 inches | 6.5 inches | ||
| Area | 113.4 cm² | 102 cm² | ||
| Display Form Factor | Flat Display | Flat Display | ||
| Screen to Body Ratio | 90.4% | 89.5% | ||
| Resolution Width | 720pixels | 720pixels | ||
| Resolution Height | 1570pixels | 1600pixels | ||
| Aspect Ratio | 19.5:9 | 20:9 | ||
| Pixel Density | 254ppi | 270ppi | ||
| Display Bit Rate | 8-bit | 8-bit | ||
| Color Gamut Range | 83% | 80.8% | ||
| Display Resolution | HD+ | HD+ | ||
| Typical Brightness | 700nits | 400nits | ||
| High Brightness | 900nits | - | ||
| Eye Protection | Blue Light Filters | TUV Rheinland certification | ||
| Colour Gamut | DCI-P3 | - | ||
| Colour Depth | 16.7 Million Colours | - | ||
| Peak Brightness | - | 1000nits |
Body
🏆 Winner: Realme C100i
| Height | 166.5 mm | 162.5 mm | ||
|---|---|---|---|---|
| Width | 78.2 mm | 76.4 mm | ||
| Thickness | 8.7 mm | 8.9 mm | ||
| Weight | 210 grams | 190 grams | ||
| Screen Material | Panda Glass | Glass | ||
| Display Protection | Panda Glass | - | ||
| Back Material | Plastic | Plastic | ||
| Side Material | Plastic Frame | Plastic Frame | ||
| Build Quality | MIL-STD-810H Military Certification | - | ||
| Ports | USB Type-C | microUSB 2.0 | ||
| Additional Features | 3.5mm Headphone Jack | 3.5mm Headphone Jack, OTG | ||
| IP Rating | IP64 (Dust and Water Resistant) | - | ||
| Speaker | Stereo Speakers | Loudspeaker | ||
| Sound Tuning | OReality Audio | - |
Processor
🏆 Winner: Realme C100i
| Chipset Manufacturer | Unisoc | MediaTek | ||
|---|---|---|---|---|
| Chipset | T7250 | Helio G35 | ||
| Fabrication Size | 12 nm | 12 nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | 2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55 | (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | ||
| GPU | Mali-G57 MP1 | - |
Performance Benchmarks
| AnTuTu | 308467 | 146708 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 439 | 189 | ||
| Geekbench 6 CPU Multi-Core | 1471 | 810 |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 16 | 10 | ||
| OS Skin | Realme UI | Realme UI | ||
| OS Updates | 2 year(s) | 1 year(s) | ||
| Security Updates | 3 year(s) | 3 year(s) | ||
| AI Features | AI Camera, AI Clear Face, AI Editor, AI Effective, AI Eraser, AI Image Generation, AI Netpilot, AI outdoor Mode, AI Smart Image Matting, Circle to Search, Google Gemini, NEXT AI | - | ||
| Gaming Mode | - | Yes |
Main Camera
🏆 Winner: Realme C21
| Main Camera Megapixel | 8MP | 13MP | ||
|---|---|---|---|---|
| Main Camera Aperture | f/2.0 | f/2.2 | ||
| Main Camera Lens Type | Wide-angle | Wide-angle | ||
| Main Camera Camera Features | Auto Focus | - | ||
| Features | Digital zoom, Dual View, Google Lens, Hypertext, Night mode, panorama, Portrait mode, Pro mode, Stickers, Street Photography, Time Lapse | HDR | ||
| Dynamic Video Recording Support | SDR recording | HDR recording | ||
| Auto Focus Type | PDAF | - | ||
| Dedicated Imaging Chip | - | - | ||
| Max Zoom Supported | 2-10X | - | ||
| Video Features | Dual Video, Time-lapse Video | - | ||
| Video Recording | 1080p@30fps, 720p@30fps | 1080p@30fps | ||
| Main Camera 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 |
Selfie Camera
🏆 Winner: Realme C100i
| Front Camera #1 Megapixel | 5MP | 5MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.2 | f/2.2 | ||
| Front Camera #1 Field of View | 77° | - | ||
| Front Camera #1 Lens Type | Wide | Wide | ||
| Features | Dual--view Video, Night mode, panorama, Portrait Mode, Stickers | Portrait | ||
| Auto Focus Type | Fixed Focus | - | ||
| Video Features | Dual Video | 1080p@30fps | ||
| Video Recording | 720p@30fps | 1080@30fps | ||
| HDR Recording Support | SDR recording | - | ||
| Front Camera #1 Pixel Size | - | 1.12 µm |
Battery
🏆 Winner: Realme C100i
| Battery Capacity | 6500mAh | 5000mAh | ||
|---|---|---|---|---|
| Battery Type | Silicon Carbon | Lithium Polymer | ||
| Reverse Wired Charging Support | Yes | Yes | ||
| Charging Speed Wired | 15W | 10W | ||
| Charging Standards Supported | PD, QC | - |
Memory
🏆 Winner: Realme C100i
| Storage Size | 64 | 32 | ||
|---|---|---|---|---|
| Storage Type | UFS 2.2 | UFS 2.1 | ||
| RAM Size | 4 | 3 | ||
| RAM Type | LPDDR4X | LPDDR4X |
Network
| Sim Type | Dual nano-SIM (nano-SIM, dual stand-by) | Hybrid Dual SIM (2 Nano SIMs + 1 microSD) | ||
|---|---|---|---|---|
| Network Support | 4G | 4G | ||
| Band Types | GSM, LTE FDD, LTE TD, WCDMA | GSM, LTE, WCDMA | ||
| 2G Bands | 1800, 850, 900 | 1800, 1900, 850, 900 | ||
| 3G Bands | 1, 5, 8 | WCDMA 1, 5, 8 | ||
| 4G Bands | 1, 3, 5, 8, 28B, 38, 40, 41 | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
Connectivity
🏆 Winner: Realme C100i
| Wi-Fi Standards | Wi-Fi 5 802.11 a/b/g/n/ac | Wi-Fi 4 802.11 a/b/g/n | ||
|---|---|---|---|---|
| Wi-Fi Features | Wi-Fi Direct | Hotspot | ||
| Wi-Fi Version | WiFi 5 | WiFi 4 | ||
| Bluetooth Version | 5.2 | 5 | ||
| Bluetooth Codecs | AAC, LDAC, SBC | A2DP, LE | ||
| GPS | A-GNSS, BDS (B1c), GALILEO (E1), GLONASS (G1), GPS (L1), QZSS (L1) | AGPS, GPS | ||
| Radio | - | FM Radio |
Features
| Fingerprint Scanner | Side Mounted | Rear Mounted | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Ambient Light Sensor, E-Compass, Proximity Sensor | Accelerometer, Compass, Proximity Sensor | ||
| Haptic Feedback | Ordinary Motor | - |
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