In depth comparison and review of Samsung Galaxy A90 5G and OPPO Reno4 Z 5G. 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 | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A908B | CPH2065 | |
| Form Factor | Touch | Touch | |
| Height | 164.8 mm | 163.8 mm | Samsung Galaxy A90 5G has greater height than OPPO Reno4 Z 5G. |
| Width | 76.4 mm | 75.5 mm | Samsung Galaxy A90 5G has greater width than OPPO Reno4 Z 5G. |
| Depth | 8.4 mm | 8.1 mm | OPPO Reno4 Z 5G is narrower than Samsung Galaxy A90 5G. |
| Weight | 206 g | 184 g | OPPO Reno4 Z 5G is lighter than Samsung Galaxy A90 5G. |
| Body Colour | White | Black | Ink black | Dew white | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.547 W/kg (body), 0.377 W/kg (head) | 0.905 W/kg (head), 0.88 W/kg (head), 2.686 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Super AMOLED | LTPS | |
| Screen Size (Display Size) | 6.7" | 6.57" | Samsung Galaxy A90 5G has larger screen size than OPPO Reno4 Z 5G. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2400 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | - | 401 ppi | |
| Max Brightness | - | 480 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1500:1 | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | Edge-to-Edge screen, Infinity U Display | Dark mode | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Processor Type (CPU) | - | MediaTek Dimensity 800 5G | |
|---|---|---|---|
| Processor Number | - | MT6873V | |
| Clock Speed | 2.8 GHz | 2 GHz | Samsung Galaxy A90 5G has higher clock speed than OPPO Reno4 Z 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Samsung Galaxy A90 5G has 64-bit architecture. |
| Graphics System (GPU) | - | Mali-G57 MC4 |
| MEMORY | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| RAM | 6 GB | LPDDR4X SDRAM - 8 GB | OPPO Reno4 Z 5G has more RAM than Samsung Galaxy A90 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| User Memory | 106.4 GB | - | |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/2" | |
| Lens Aperture | F/2.0 | F/1.7 | OPPO Reno4 Z 5G has better lens aperture than Samsung Galaxy A90 5G. |
| Lens Construction | - | 6-element | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 25 mm | |
| Digital Zoom | 8x | - | |
| Special Effects | - | Live HDR, Bokeh effect, Stickers | |
| Camera Modes | - | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Dazzle Colour Mode, Ultra dark mode | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) 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) | Live Focus, Super steady | 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) | 5 Megapixel | 8 Megapixel | OPPO Reno4 Z 5G has better second camera resolution than Samsung Galaxy A90 5G. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| 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 Functions (2nd Camera) | Depth camera | - | |
| Camera Features (2nd Camera) | - | 5-piece lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | 2 Megapixel | Samsung Galaxy A90 5G has higher resolution third camera than OPPO Reno4 Z 5G. |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A90 5G has better third camera lens aperture than Samsung Galaxy A90 5G. |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | 123 degree(s) | - | |
| 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) | 32 Megapixel | 16 Megapixel | Samsung Galaxy A90 5G has better front camera resolution than OPPO Reno4 Z 5G. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Pixel Size (Front) | - | 1 μm | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Selfie focus | Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait | |
| Light Source (Front) | - | 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) | - | 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 | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 4000 mAh | Samsung Galaxy A90 5G has larger battery capacity than OPPO Reno4 Z 5G. |
|---|---|---|---|
| Fast Charging Technology | Samsung Super Fast Charging | - | Samsung Galaxy A90 5G has fast charging technology. |
| Recharge Time (Charging Time) | - | 116 min | |
| Talk Time | 3240 minutes | - | |
| Run Time Details | Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (wireless video): up to 25 hrs Playback (wireless audio): up to 101 hrs Talk (LTE): up to 3240 min |
- | |
| Battery Technology | - | Lithium Ion |
| CELLULAR | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
| Operating System | Google Android | ColorOS 7.1 (based on Android 10) | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | 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 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | 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 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 | N78 | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n79, n40 | |
| 5G NR Frequency | TDD TD 3500 | 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 802.11a/b/g/n/ac, ANT+ | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | MKV, FLV, AVI, WMV, ASF, 3GP, H.264, H.265, MP4 | |
| Sound Enhancements | - | Hi-Res audio certified, Dirac 2.0 sound effect |
| FEATURES | Samsung Galaxy A90 5G | 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, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, geomagnetic sensor, gravity sensor | |
| Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | MIMO technology, Samsung KNOX, Samsung DeX support, Bixby Vision, Bixby Routines | Multitasking, Fast Charging, OPPO Relax |
| OTHERS | Samsung Galaxy A90 5G | OPPO Reno4 Z 5G |
|---|
| Included Accessories | Power adapter | Headphones, power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland Low Blue Light Certification |
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