Side by side comparison and review of Xiaomi Redmi 9A and OPPO Reno4 Z 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2065 | |
| Form Factor | Touch | Touch | |
| Height | 164.9 mm | 163.8 mm | Xiaomi Redmi 9A has greater height than OPPO Reno4 Z 5G. |
| Width | 77.07 mm | 75.5 mm | Xiaomi Redmi 9A has greater width than OPPO Reno4 Z 5G. |
| Depth | 9 mm | 8.1 mm | OPPO Reno4 Z 5G is narrower than Xiaomi Redmi 9A. |
| Weight | 196 g | 184 g | OPPO Reno4 Z 5G is lighter than Xiaomi Redmi 9A. |
| Body Colour | Sky blue | Granite grey | Ink black | Dew white | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.398 W/kg (head), 1.186 W/kg (body), 2.526 W/kg (limb) | 0.905 W/kg (head), 0.88 W/kg (head), 2.686 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | LTPS | |
| Screen Size (Display Size) | 6.53" | 6.57" | OPPO Reno4 Z 5G has larger screen size than Xiaomi Redmi 9A. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2400 x 1080 pixels | OPPO Reno4 Z 5G has better screen resolution than Xiaomi Redmi 9A. |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | - | 401 ppi | |
| Aspect Ratio | 20:9 | - | |
| Max Brightness | 400 cd/m² | 480 cd/m² | OPPO Reno4 Z 5G has better display brightness than Xiaomi Redmi 9A. |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | 1500:1 | Both phones have the same display contrast ratio. |
| Display Enhancement Technology | Blue light filter, Sunlight mode | - | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | Reading mode, Colour temperature adjustment, Dot Drop display | Dark mode | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Processor Type (CPU) | MediaTek Helio G25 | MediaTek Dimensity 800 5G | |
|---|---|---|---|
| Processor Number | - | MT6873V | |
| Clock Speed | 2 GHz | 2 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi 9A has 64-bit architecture. |
| Graphics System (GPU) | PowerVR GE8320 | Mali-G57 MC4 |
| MEMORY | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| RAM | LPDDR4X SDRAM - 2 GB | LPDDR4X SDRAM - 8 GB | OPPO Reno4 Z 5G has more RAM than Xiaomi Redmi 9A. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | OPPO Reno4 Z 5G has more internal memory than Xiaomi Redmi 9A. |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | - |
| CAMERA | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | OPPO Reno4 Z 5G has better camera resolution than Xiaomi Redmi 9A. |
| Sensor Size | - | 1/2" | |
| Lens Aperture | - | F/1.7 | |
| Lens Construction | - | 6-element | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 25 mm | |
| Special Effects | HDR, Kaleidoscope | Live HDR, Bokeh effect, Stickers | |
| Camera Modes | AI portrait mode, AI Beautify 5.0 | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Dazzle Colour Mode, Ultra dark mode | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 9A has face detection. |
| Light Source | Single tone LED flash | LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI scene detection | Phase Detect Auto-Focus (PDAF), EIS video stabilisation, Ultra Steady Video, contrast detection auto-focus (CDAF), 4-in-1 pixel binning |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 119 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Minimum Focal Length (2nd Camera) | - | 16 mm | |
| Camera Features (2nd Camera) | - | 5-piece lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Pixel Size (3rd Camera) | - | 1.75 μm |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | - | Monochrome |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | OPPO Reno4 Z 5G has better front camera resolution than Xiaomi Redmi 9A. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | OPPO Reno4 Z 5G has better front lens aperture than Xiaomi Redmi 9A. |
| Pixel Size (Front) | 1.12 μm | 1 μm | Xiaomi Redmi 9A has larger front camera pixel size than OPPO Reno4 Z 5G. |
| Special Effects (Front) | HDR | HDR | |
| Camera Modes (Front) | AI portrait mode, Portrait, AI Beautify 5.0 | Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 9A has face detection. |
| Light Source (Front) | Display flash | Display flash | |
| Still Image Resolutions (Front) | - | 4608 x 3456 | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Self-timer, Palm shutter | 5P lens |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Front) | - | F/2.4 | |
| Pixel Size (2nd Front) | - | 1.75 μm | |
| Camera Functions (2nd Front) | - | 3D depth camera | |
| Camera Features (2nd Front) | - | 3-piece lens |
| BATTERY AND CHARGING | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4000 mAh | Xiaomi Redmi 9A has larger battery capacity than OPPO Reno4 Z 5G. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 116 min | |
| Standby Time | 816 hours | - | |
| Talk Time | 2280 minutes | - | |
| Run Time Details | Standby: up to 816 hrs Playback (audio): up to 168 hrs Talk: up to 2280 min Playback (video): up to 19 hrs Gaming: up to 14 hrs |
- | |
| Battery Technology | - | Lithium Ion |
| CELLULAR | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO Reno4 Z 5G has more advanced generation mobile network. |
| Operating System | - | ColorOS 7.1 (based on Android 10) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n79, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD TD 4500, TDD 2300 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | OPPO Reno4 Z 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Supported Digital Audio Standards | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, MPEG4-ASP, MPEG-4 SP, H.264 BP, H.264 MP, H.264 HP | MKV, FLV, AVI, WMV, ASF, 3GP, H.264, H.265, MP4 | |
| Sound Enhancements | 0.64cc Sound Chamber | Hi-Res audio certified, Dirac 2.0 sound effect |
| FEATURES | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| 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, distance sensor | Accelerometer, ambient light sensor, proximity sensor, geomagnetic sensor, gravity sensor | |
| Security Devices | Face recognition | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | AI face unlock, HyperEngine technology | Multitasking, Fast Charging, OPPO Relax |
| OTHERS | Xiaomi Redmi 9A | OPPO Reno4 Z 5G |
|---|
| Included Accessories | USB cable, SIM card removal tool, 10W charger | Headphones, power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland Low Blue Light Certification |
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