Side by side comparison and review of Xiaomi Redmi 9 and OPPO A17. 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 9 | OPPO A17 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2477 | |
| Form Factor | Touch | Touch | |
| Height | 163.32 mm | 164.2 mm | OPPO A17 has greater height than Xiaomi Redmi 9. |
| Width | 77.01 mm | 75.6 mm | Xiaomi Redmi 9 has greater width than OPPO A17. |
| Depth | 9.1 mm | 8.3 mm | OPPO A17 is narrower than Xiaomi Redmi 9. |
| Weight | 198 g | 189 g | OPPO A17 is lighter than Xiaomi Redmi 9. |
| Body Colour | Carbon grey | Lake blue | Midnight black | |
| Protection | - | Splash-resistant | |
| Waterproof (Water-resistant) | - | - | OPPO A17 is waterproof. |
| IP rating | - | IPX4 | |
| Repairability Index | - | 7.4 (out of 10) | |
| SAR Value | 1.065 W/kg (body), 0.789 W/kg (head), 2.309 W/kg (limb) | 0.94 W/kg (body), 0.81 W/kg (head), 1.99 W/kg (limb) | |
| Integrated Components | Ultra-linear speaker | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | LCD | |
| Screen Size (Display Size) | 6.53" | 6.56" | OPPO A17 has larger screen size than Xiaomi Redmi 9. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1612 x 720 pixels | Xiaomi Redmi 9 has better screen resolution than OPPO A17. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 394 ppi | 269 ppi | Xiaomi Redmi 9 has better pixel density than OPPO A17. |
| Aspect Ratio | 19.5:9 | 20.1:9 | |
| Max Brightness | 400 cd/m² | 600 cd/m² | OPPO A17 has better display brightness than Xiaomi Redmi 9. |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | 1500:1 | Both phones have the same display contrast ratio. |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Refresh Rate | - | 60 Hz | |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | Colour temperature adjustment, Dot Drop display, Reading mode 2.0 | Night mode, Eye comfort mode, 100% DCI-P3, 96% NTSC, 100% sRGB, 72% NTSC | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Panda Glass MN228 |
| PROCESSOR | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Processor Type (CPU) | MediaTek Helio G80 | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.3 GHz | OPPO A17 has higher clock speed than Xiaomi Redmi 9. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi 9 has 64-bit architecture. |
| Graphics System (GPU) | Mali-G52 MC2 | IMG GE8320 |
| MEMORY | Xiaomi Redmi 9 | OPPO A17 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR4X SDRAM - 4 GB + up to 4 GB virtual extension | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 64 GB | Both phones have the same internal memory capacity. |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi Redmi 9 | OPPO A17 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | OPPO A17 has better camera resolution than Xiaomi Redmi 9. |
| Sensor Size | - | 1/2.76" | |
| Sensor Name | - | Samsung S5KJN1 | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/2.2 | F/1.8 | OPPO A17 has better lens aperture than Xiaomi Redmi 9. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 75.2 degree(s) | 77 degree(s) | OPPO A17 has larger lens field of view than Xiaomi Redmi 9. |
| Pixel Size | - | 0.64 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 27 mm | |
| Digital Zoom | - | 5x | |
| Special Effects | HDR, Kaleidoscope | Stickers | |
| Camera Modes | Portrait mode | Panorama, Time-lapse mode, Expert Mode, Night | |
| Light Source | Flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Google Lens, open-loop motor, Panda Glass MN228 (protective lens glass) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 0.3 Megapixel | Xiaomi Redmi 9 has better second camera resolution than OPPO A17. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.8 | Xiaomi Redmi 9 has better second camera lens aperture than Xiaomi Redmi 9. |
| Lens Element Qty (2nd Camera) | - | 2-element | |
| Field of View (2nd Camera) | 118 degree(s) | 60 degree(s) | Xiaomi Redmi 9 has larger second camera lens field of view than OPPO A17. |
| Camera Features (2nd Camera) | - | IR lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Field of View (3rd Camera) | - | 55 degree(s) | |
| Camera Functions (3rd Camera) | Macro camera | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Xiaomi Redmi 9 has better front camera resolution than OPPO A17. |
| Sensor Size (Front) | - | 1/5" | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Xiaomi Redmi 9 has better front lens aperture than Xiaomi Redmi 9. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | 77.8 degree(s) | 76.8 degree(s) | Xiaomi Redmi 9 has larger front lens field of view than OPPO A17. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Focus free | Focus free | |
| Min Focal Length (Front) | - | 27 mm | |
| Special Effects (Front) | HDR | HDR, Stickers | |
| Camera Modes (Front) | Portrait mode | Panorama, Time-lapse mode, Portrait | |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Self-timer, Palm shutter | Face retouching |
| BATTERY AND CHARGING | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 5000 mAh | Xiaomi Redmi 9 has larger battery capacity than OPPO A17. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 190 min | |
| Standby Time | - | 790 hours | |
| Talk Time | 1860 minutes | 1254 minutes | Xiaomi Redmi 9 has longer battery life when making calls than OPPO A17. |
| Run Time Details | Talk: up to 1860 min Continuous navigation: up to 19 hrs Playback (video): up to 19 hrs Playback (Music): up to 185 hrs |
Standby: up to 790 hrs Playback (Music): up to 27.4 hrs Playback (video): up to 20 hrs Talk: up to 1254 min |
| CELLULAR | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | ColorOS 12.1 (based on Android 12) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 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 3, Band 5, Band 8, Band 38, Band 40, Band 41 | |
| 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 1800+, FDD 850, FDD 900, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 BLE | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Supported Digital Audio Standards | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, H.264, ASP, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, TS, WebM, MP4 | |
| Sound Enhancements | - | Dirac audio optimisation |
| FEATURES | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, distance sensor, infrared (IR) sensor | Accelerometer, proximity sensor, geomagnetic sensor, gravity sensor, light sensor | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | Fast Charging, AI face unlock | OTG Reverse Charge |
| OTHERS | Xiaomi Redmi 9 | OPPO A17 |
|---|
| Included Accessories | SIM card removal tool, USB-C cable, TPU case, 10W charger | Power adapter, SIM card removal tool, protective case, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | - | IPX4 |
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