In depth comparison and review of Lenovo K5 and Realme C21. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Lenovo K5 | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 142 mm | 165.2 mm | Realme C21 has greater height than Lenovo K5. |
| Width | 71 mm | 76.4 mm | Realme C21 has greater width than Lenovo K5. |
| Depth | 8.2 mm | 8.9 mm | Lenovo K5 is narrower than Lenovo K5. |
| Weight | 150 g | 190 g | Lenovo K5 is lighter than Lenovo K5. |
| Body Colour | Silver | Graphite grey | Platinum silver | Cross black | Cross blue | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.719 W/kg (body), 0.669 W/kg (head) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | - | Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Lenovo K5 | Realme C21 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | LCD | |
| Screen Size (Display Size) | 5" | 6.5" | Realme C21 has larger screen size than Lenovo K5. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Realme C21 has better screen resolution than Lenovo K5. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 420 cd/m² | |
| Display Features | - | Mini-drop display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | Lenovo K5 | Realme C21 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 415 | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 1.4 GHz | 2.3 GHz | Realme C21 has higher clock speed than Lenovo K5. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Lenovo K5 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | PowerVR GE8320 |
| MEMORY | Lenovo K5 | Realme C21 |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 3 GB | Realme C21 has more RAM than Lenovo K5. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Realme C21 has more internal memory than Lenovo K5. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSD |
| CAMERA | Lenovo K5 | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | - | F/2.2 | |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 4x | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Camera Functions (2nd Camera) | - | B&W lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | - | F/2.2 | |
| Lens Element Qty (Front) | - | 3-element | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | |
| Face Recognition (Face ID) | - | Face recognition | Realme C21 has face detection. |
| BATTERY AND CHARGING | Lenovo K5 | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 2750 mAh | 5000 mAh | Realme C21 has larger battery capacity than Lenovo K5. |
|---|---|---|---|
| Standby Time | 322 hours | - | |
| Talk Time | 1920 minutes | - | |
| Run Time Details | Standby (LTE): up to 322 hrs Talk (GSM): up to 1920 min Talk (WCDMA): up to 906 min |
- |
| CELLULAR | Lenovo K5 | Realme C21 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.1 (Lollipop) | Android 10 | |
| User Interface | - | Realme UI | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Lenovo K5 | Realme C21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Lenovo K5 | Realme C21 |
|---|
| Sound Enhancements | Dolby Atmos sound technology | - |
|---|
| FEATURES | Lenovo K5 | Realme C21 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | - | Super power saving mode, HyperEngine technology, Reverse charging |
| OTHERS | Lenovo K5 | Realme C21 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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