In depth comparison and review of Motorola One Zoom 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 | Motorola One Zoom | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 158 mm | 165.2 mm | Realme C21 has greater height than Motorola One Zoom. |
| Width | 75 mm | 76.4 mm | Realme C21 has greater width than Motorola One Zoom. |
| Depth | 8.8 mm | 8.9 mm | Motorola One Zoom is narrower than Motorola One Zoom. |
| Weight | 190 g | 190 g | Both phones are the same weight. |
| Body Colour | Electric grey | Cross black | Cross blue | |
| Body Material | 3D Gorilla Glass, 6000 Series polished aluminium | - | |
| Protection | P2i (liquid repellent coating) | - | |
| Waterproof (Water-resistant) | Yes | - | Motorola One Zoom is waterproof. |
| Integrated Components | FM radio | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Motorola One Zoom | Realme C21 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | - | LCD | |
| Screen Size (Display Size) | 6.4" | 6.5" | Realme C21 has larger screen size than Motorola One Zoom. |
| Screen Resolution (Display Resolution) | 2520 x 1080 pixels | 1600 x 720 pixels | Motorola One Zoom has better screen resolution than Realme C21. |
| Display Format | Full HD+ | HD+ | |
| Aspect Ratio | 19:9 | 20:9 | |
| Max Brightness | - | 420 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | 2.5D Glass, Moto Display, attentive display, Max Vision display, U-Notch Display | Mini-drop display | |
| Display Protection (Screen Protector) | Panda King Glass | - |
| PROCESSOR | Motorola One Zoom | Realme C21 |
|---|
| Processor Type (CPU) | Qualcomm | MediaTek Helio G35 | |
|---|---|---|---|
| Processor Number | 460 | - | |
| Clock Speed | 2 GHz | 2.3 GHz | Realme C21 has higher clock speed than Motorola One Zoom. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 612 | PowerVR GE8320 |
| MEMORY | Motorola One Zoom | Realme C21 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 3 GB | Motorola One Zoom has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Motorola One Zoom has more internal memory than Realme C21. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC | microSD |
| CAMERA | Motorola One Zoom | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 13 Megapixel | Motorola One Zoom has better camera resolution than Realme C21. |
| Lens Aperture | F/1.7 | F/2.2 | Motorola One Zoom has better lens aperture than Motorola One Zoom. |
| Lens Construction | - | 5-element | |
| Pixel Size | 1.6 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Motorola One Zoom has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 4x | |
| Special Effects | Live Filters, Spot Colour | HDR | |
| Camera Modes | Slow motion video, Panorama, HYPERLAPSE, portrait mode, Timelapse video, Active photos, Portrait Lighting, Cinemagraph, Night Vision | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | |
| Face Recognition (Face ID) | Auto smile capture | - | Motorola One Zoom has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Colour Correlated Temperature (CCT) flash, Quad Pixel technology, High-res zoom, smart composition | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | 2 Megapixel | Motorola One Zoom has better second camera resolution than Realme C21. |
|---|---|---|---|
| Lens Type (2nd Camera) | Wide-angle lens | - | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 117 degree(s) | - | |
| Camera Functions (2nd Camera) | - | B&W lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | 2 Megapixel | Motorola One Zoom has higher resolution third camera than Realme C21. |
|---|---|---|---|
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Motorola One Zoom has optical stabilisation of the third camera. |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 25 Megapixel | 5 Megapixel | Motorola One Zoom has better front camera resolution than Realme C21. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Motorola One Zoom has better front lens aperture than Motorola One Zoom. |
| Lens Element Qty (Front) | - | 3-element | |
| Pixel Size (Front) | 0.9 μm | - | |
| Special Effects (Front) | Live Filters, Spot Colour | HDR | |
| Camera Modes (Front) | Slow motion video, HYPERLAPSE, portrait mode, Timelapse video, Active photos, group selfi mode, Cinemagraph | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | |
| Face Recognition (Face ID) | Auto smile capture | Face recognition | Both phones have face detection. |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | 3840 x 2160 (4K) at 30 fps | - | |
| Camera Features (Front) | Quad Pixel technology | - |
| BATTERY AND CHARGING | Motorola One Zoom | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Realme C21 has larger battery capacity than Motorola One Zoom. |
|---|---|---|---|
| Fast Charging Technology | TurboPower technology | - | Motorola One Zoom has fast charging technology. |
| CELLULAR | Motorola One Zoom | 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 9.0 Pie | Android 10 | |
| User Interface | - | Realme UI | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, A-GPS, GLONASS, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Motorola One Zoom | Realme C21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | - | 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 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | - | Motorola One Zoom has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Motorola One Zoom | Realme C21 |
|---|
| Sound Enhancements | Dolby Audio | - |
|---|
| FEATURES | Motorola One Zoom | Realme C21 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, magnetometer, gyro sensor, ultrasonic sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader | |
| Additional Phone Features | Three microphones, Moto Actions, Quick gestures, Google Lens | Super power saving mode, HyperEngine technology, Reverse charging |
| OTHERS | Motorola One Zoom | Realme C21 |
|---|
| Included Accessories | USB-C cable, TurboPower charger | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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