Samsung Galaxy A90 5G vs. OPPO Reno4 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A90 5G and OPPO Reno4 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.

Phone Specifications Comparison

Samsung Galaxy A90 5G vs. OPPO Reno4 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A90 5G OPPO Reno4 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A908B CPH2091
Form Factor Touch Touch
Height 164.8 mm 159.3 mm Samsung Galaxy A90 5G has greater height than OPPO Reno4 5G.
Width 76.4 mm 74 mm Samsung Galaxy A90 5G has greater width than OPPO Reno4 5G.
Depth 8.4 mm 7.8 mm OPPO Reno4 5G is narrower than Samsung Galaxy A90 5G.
Weight 206 g 183 g OPPO Reno4 5G is lighter than Samsung Galaxy A90 5G.
Body Colour White | Black Space black | Galactic blue
Waterproof (Water-resistant) - -
IP rating - IP54
SAR Value 1.547 W/kg (body), 0.377 W/kg (head) 0.886 W/kg (head), 1.155 W/kg (body), 2.165 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy A90 5G OPPO Reno4 5G
Display Type OLED display OLED display
Display Technology Super AMOLED AMOLED
Screen Size (Display Size) 6.7" 6.4" Samsung Galaxy A90 5G has larger screen size than OPPO Reno4 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 - 409 ppi
Aspect Ratio - 20:9
Max Brightness - 800 cd/m²
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 800000:1
Display Refresh Rate - 60 Hz
Display Features Edge-to-Edge screen, Infinity U Display DCI-P3 Wide colour gamut, Dark mode, 180Hz sampling rate
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Samsung Galaxy A90 5G OPPO Reno4 5G
Processor Type (CPU) - Qualcomm Snapdragon 765G
Clock Speed 2.8 GHz 2.4 GHz Samsung Galaxy A90 5G has higher clock speed than OPPO Reno4 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) - Qualcomm ADRENO 620
MEMORY Samsung Galaxy A90 5G OPPO Reno4 5G
RAM 6 GB LPDDR4X SDRAM - 8 GB OPPO Reno4 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 5G
MAIN CAMERA
Number of Main Cameras 3 3
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size - 1/2"
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Aperture F/2.0 F/1.7 OPPO Reno4 5G has better lens aperture than Samsung Galaxy A90 5G.
Lens Construction - 6-element
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Minimum Focal Length (Focal Distance) - 26 mm
Digital Zoom 8x -
Special Effects - HDR, Bokeh effect
Camera Modes - Time-lapse mode, night mode, Expert Mode, Text, AI Beautify, AI Portait, Pano mode, Dazzle Colour 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, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps
Camera Features (Functions) Live Focus, Super steady Noise reduction, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Closed loop processing, 4-in-1 Pixel technology, Ultra Steady Video, contrast detection auto-focus (CDAF), laser detection auto focus (LDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 8 Megapixel OPPO Reno4 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)
Minimum Focal Length (2nd Camera) - 16 mm
Camera Functions (2nd Camera) Depth camera Monochrome
Camera Modes (2nd Camera) - Ultra Night Mode 3.0
Camera Features (2nd Camera) - 5-piece lens, Ultra Steady Video Pro
THIRD CAMERA
Sensor Resolution (3rd Camera) 8 Megapixel 2 Megapixel Samsung Galaxy A90 5G has higher resolution third camera than OPPO Reno4 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) -
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 32 Megapixel 32 Megapixel Both phones have the same front camera resolution.
Sensor Name (Front) - Sony Exmor RS IMX616 sensor
Lens Aperture (Front) F/2.0 F/2.4 Samsung Galaxy A90 5G has better front lens aperture than Samsung Galaxy A90 5G.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) - 0.8 μm
Focus Adjustment Focus free -
Camera Modes (Front) Selfie focus Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, AI Beauty, Portrait
Light Source (Front) - Display flash
Still Image Resolutions (Front) - 6560 x 4928
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) - Electronic Image Stabiliser (EIS), 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) - Portait camera
Camera Features (2nd Front) - 3-piece lens
BATTERY AND CHARGING Samsung Galaxy A90 5G OPPO Reno4 5G
Battery Capacity (Battery Size) 4500 mAh 4020 mAh Samsung Galaxy A90 5G has larger battery capacity than OPPO Reno4 5G.
Fast Charging Technology Samsung Super Fast Charging SuperVOOC 2.0 Flash Charge Both phones have fast charging technology.
Recharge Time (Charging Time) - 36 min
Standby Time - 390 hours
Talk Time 3240 minutes 1560 minutes Samsung Galaxy A90 5G has longer battery life when making calls than OPPO Reno4 5G.
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
Standby: up to 390 hrs
Talk: up to 1560 min
Playback (Music): up to 37 hrs
Playback (video): up to 17.1 hrs
CELLULAR Samsung Galaxy A90 5G OPPO Reno4 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 7.2 (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 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 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 32, 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, FDD 1500 L, 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, 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 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 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, APTX-TWS+
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, MOV, WMV, 3GP, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Samsung Galaxy A90 5G OPPO Reno4 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, pedometer, gyro sensor, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader (under display) Fingerprint reader (under display)
Additional Phone Features MIMO technology, Samsung KNOX, Samsung DeX support, Bixby Vision, Bixby Routines MU-MIMO technology, Google Lens
OTHERS Samsung Galaxy A90 5G OPPO Reno4 5G
Included Accessories Power adapter Headphones, power adapter, SIM card removal tool, USB-C cable, protective case
Compliant Standards - IP54, TUV Rheinland Certified Safe Fast-Charge System
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