UMIDIGI One Max vs. OPPO Reno4 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of UMIDIGI One Max 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

UMIDIGI One Max vs. OPPO Reno4 5G Comparison Chart
DESIGN AND DIMENSIONS UMIDIGI One Max OPPO Reno4 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2091
Form Factor Touch Touch
Height 156.8 mm 159.3 mm OPPO Reno4 5G has greater height than UMIDIGI One Max.
Width 75.6 mm 74 mm UMIDIGI One Max has greater width than OPPO Reno4 5G.
Depth 8.35 mm 7.8 mm OPPO Reno4 5G is narrower than UMIDIGI One Max.
Weight 205 g 183 g OPPO Reno4 5G is lighter than UMIDIGI One Max.
Body Colour Twilight Space black | Galactic blue
Body Material Tempered glass, aluminium frame -
Waterproof (Water-resistant) - -
IP rating - IP54
SAR Value - 0.886 W/kg (head), 1.155 W/kg (body), 2.165 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY UMIDIGI One Max OPPO Reno4 5G
Display Type LCD display OLED display
Display Technology - AMOLED
Screen Size (Display Size) 6.3" 6.4" OPPO Reno4 5G has larger screen size than UMIDIGI One Max.
Screen Resolution (Display Resolution) 1520 x 720 pixels 2400 x 1080 pixels OPPO Reno4 5G has better screen resolution than UMIDIGI One Max.
Display Format - Full HD+
Pixel Density 271 ppi 409 ppi OPPO Reno4 5G has better pixel density than UMIDIGI One Max.
Aspect Ratio 19:9 20:9
Max Brightness - 800 cd/m²
Colour Depth - 16.7 million colours
Contrast Ratio - 800000:1
Display Refresh Rate - 60 Hz
Display Features In-Cell Display Technology, Reading mode, Colour temperature adjustment DCI-P3 Wide colour gamut, Dark mode, 180Hz sampling rate
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR UMIDIGI One Max OPPO Reno4 5G
Processor Type (CPU) MediaTek Helio P23 Qualcomm Snapdragon 765G
Clock Speed 2 GHz 2.4 GHz OPPO Reno4 5G has higher clock speed than UMIDIGI One Max.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - UMIDIGI One Max has 64-bit architecture.
Graphics System (GPU) Mali-G71 MP2 Qualcomm ADRENO 620
MEMORY UMIDIGI One Max OPPO Reno4 5G
RAM LPDDR4X SDRAM - 4 GB LPDDR4X SDRAM - 8 GB OPPO Reno4 5G has more RAM than UMIDIGI One Max.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB -
CAMERA UMIDIGI One Max OPPO Reno4 5G
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 48 Megapixel OPPO Reno4 5G has better camera resolution than UMIDIGI One Max.
Sensor Size - 1/2"
Sensor Name Omnivision OV12870 sensor Sony Exmor RS IMX586 sensor
Lens Aperture F/2.0 F/1.7 OPPO Reno4 5G has better lens aperture than UMIDIGI One Max.
Lens Construction 6-element 6-element
Pixel Size - 0.8 μm
Focus Adjustment - Automatic
Laser Auto Focus - Yes
Minimum Focal Length (Focal Distance) - 26 mm
Special Effects - HDR, Bokeh effect
Camera Modes Panorama Time-lapse mode, night mode, Expert Mode, Text, AI Beautify, AI Portait, Pano mode, Dazzle Colour Mode
Face Recognition (Face ID) Face recognition - UMIDIGI One Max has face detection.
Light Source Dual LED flash LED flash
Still Image Resolutions - 8000 x 6000
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) 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) Real-time photo filters 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 UMIDIGI One Max.
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)
Minimum Focal Length (2nd Camera) - 16 mm
Camera Functions (2nd 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) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 16 Megapixel 32 Megapixel OPPO Reno4 5G has better front camera resolution than UMIDIGI One Max.
Sensor Name (Front) Samsung S5K3P3 Sony Exmor RS IMX616 sensor
Lens Aperture (Front) F/2.0 F/2.4 UMIDIGI One Max has better front lens aperture than UMIDIGI One Max.
Lens Element Qty (Front) 5-element 5-element
Pixel Size (Front) - 0.8 μm
Camera Modes (Front) - Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, AI Beauty, Portrait
Face Recognition (Face ID) Face recognition - UMIDIGI One Max has face detection.
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) Selfie countdown 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 UMIDIGI One Max OPPO Reno4 5G
Battery Capacity (Battery Size) 4150 mAh 4020 mAh UMIDIGI One Max has larger battery capacity than OPPO Reno4 5G.
Fast Charging Technology - SuperVOOC 2.0 Flash Charge OPPO Reno4 5G has fast charging technology.
Recharge Time (Charging Time) - 36 min
Wireless Charging Yes - UMIDIGI One Max can be charged wirelessly.
Wireless Charging Standards Qi, Fast Wireless Charging -
Standby Time - 390 hours
Talk Time - 1560 minutes
Run Time Details - Standby: up to 390 hrs
Talk: up to 1560 min
Playback (Music): up to 37 hrs
Playback (video): up to 17.1 hrs
CELLULAR UMIDIGI One Max OPPO Reno4 5G
Technology CDMA2000 1X / GSM / WCDMA (UMTS) WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO Reno4 5G has more advanced generation mobile network.
Operating System Android 8.1.0 Oreo ColorOS 7.2 (based on Android 10)
Navigation GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS UMIDIGI One Max OPPO Reno4 5G
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 800, 900, 800 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 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 34, Band 38, Band 39, 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 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 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, 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, FDD 1500 L, 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, 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 2300
Wireless Interface IEEE 802.11a/b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.1 Bluetooth 5.1
Bluetooth Profiles HID -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA UMIDIGI One Max OPPO Reno4 5G
Supported Digital Audio Standards WAV, AAC, PCM, MP3, 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, APTX-TWS+
Supported Digital Video Standards MKV, XviD, MPEG-4, M4V, ASP, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP) MKV, FLV, AVI, MOV, WMV, 3GP, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES UMIDIGI One Max 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, gyro sensor, geomagnetic sensor, L-sensor, P-sensor Accelerometer, ambient light sensor, proximity sensor, pedometer, gyro sensor, geomagnetic sensor, gravity sensor
Security Devices Face recognition, fingerprint reader (side) Fingerprint reader (under display)
Additional Phone Features Dual microphones MU-MIMO technology, Google Lens
OTHERS UMIDIGI One Max OPPO Reno4 5G
Included Accessories Power adapter, SIM card removal tool, USB-C cable, pre-installed screen protector, protective case 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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