Xiaomi MI A1 vs. OPPO Reno4 Z 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI A1 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.

Phone Specifications Comparison

Xiaomi MI A1 vs. OPPO Reno4 Z 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A1 OPPO Reno4 Z 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2065
Form Factor Touch Touch
Height 155.4 mm 163.8 mm OPPO Reno4 Z 5G has greater height than Xiaomi MI A1.
Width 75.8 mm 75.5 mm Xiaomi MI A1 has greater width than OPPO Reno4 Z 5G.
Depth 7.3 mm 8.1 mm Xiaomi MI A1 is narrower than Xiaomi MI A1.
Weight 165 g 184 g Xiaomi MI A1 is lighter than Xiaomi MI A1.
Body Colour Black Ink black | Dew white
Body Material Metal -
Waterproof (Water-resistant) - -
SAR Value 0.76 W/kg (body), 1.75 W/kg (head) 0.905 W/kg (head), 0.88 W/kg (head), 2.686 W/kg (limb)
Integrated Components FM radio -
Connector Type USB Type-C - 24 pin USB-C
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
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi MI A1 OPPO Reno4 Z 5G
Display Type LCD display LCD display
Display Technology LTPS IPS LTPS
Screen Size (Display Size) 5.5" 6.57" OPPO Reno4 Z 5G has larger screen size than Xiaomi MI A1.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels OPPO Reno4 Z 5G has better screen resolution than Xiaomi MI A1.
Display Format Full HD Full HD+
Pixel Density 403 ppi 401 ppi Xiaomi MI A1 has better pixel density than OPPO Reno4 Z 5G.
Max Brightness 450 cd/m² 480 cd/m² OPPO Reno4 Z 5G has better display brightness than Xiaomi MI A1.
Colour Depth - 16.7 million colours
Contrast Ratio - 1500:1
Display Refresh Rate - 120 Hz
Touch Sampling Rate - 120 Hz
Display Features 2.5D curved glass Dark mode
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass 3 (scratch resistant glass)
PROCESSOR Xiaomi MI A1 OPPO Reno4 Z 5G
Processor Type (CPU) Qualcomm Snapdragon 625 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.
Graphics System (GPU) Qualcomm ADRENO 506 Mali-G57 MC4
MEMORY Xiaomi MI A1 OPPO Reno4 Z 5G
RAM 4 GB LPDDR4X SDRAM - 8 GB OPPO Reno4 Z 5G has more RAM than Xiaomi MI A1.
Internal Memory Size (Storage Capacity) 32 GB 128 GB OPPO Reno4 Z 5G has more internal memory than Xiaomi MI A1.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB -
CAMERA Xiaomi MI A1 OPPO Reno4 Z 5G
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 48 Megapixel OPPO Reno4 Z 5G has better camera resolution than Xiaomi MI A1.
Sensor Size - 1/2"
Lens Type Wide-angle lens -
Lens Aperture F/2.2 F/1.7 OPPO Reno4 Z 5G has better lens aperture than Xiaomi MI A1.
Lens Construction 5-element 6-element
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 25 mm
Optical Zoom 2x -
Digital Zoom 10x -
Special Effects HDR, Beautify 3.0 Live HDR, Bokeh effect, Stickers
Camera Modes Panorama, Continuous shot, low-light shots Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Dazzle Colour Mode, Ultra dark mode
Face Recognition (Face ID) Face recognition - Xiaomi MI A1 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, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 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), geotagging, Two-tone flash 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) 12 Megapixel 8 Megapixel Xiaomi MI A1 has better second camera resolution than OPPO Reno4 Z 5G.
Lens Type (2nd Camera) Telephoto lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.6 F/2.2 OPPO Reno4 Z 5G has better second camera lens aperture than Xiaomi MI A1.
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 MI A1.
Lens Aperture (Front) - F/2.0
Pixel Size (Front) - 1 μm
Special Effects (Front) - HDR
Camera Modes (Front) Beautify with 36 smart beauty profiles Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait
Face Recognition (Face ID) Face recognition - Xiaomi MI A1 has face detection.
Light Source (Front) - Display flash
Still Image Resolutions (Front) - 4608 x 3456
Video Resolutions (Front) 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Self-timer 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 MI A1 OPPO Reno4 Z 5G
Battery Capacity (Battery Size) 3080 mAh 4000 mAh OPPO Reno4 Z 5G has larger battery capacity than Xiaomi MI A1.
Recharge Time (Charging Time) - 116 min
Battery Technology Lithium Ion Lithium Ion
CELLULAR Xiaomi MI A1 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 Google Android ColorOS 7.1 (based on Android 10)
Intelligent Assistant Google Assistant -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI A1 OPPO Reno4 Z 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, 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 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 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 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 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 Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.1
Bluetooth Profiles HID -
NFC - Yes OPPO Reno4 Z 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI A1 OPPO Reno4 Z 5G
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, 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, XviD, MPEG-4, M4V MKV, FLV, AVI, WMV, ASF, 3GP, H.264, H.265, MP4
Sound Enhancements Dirac HD Sound Hi-Res audio certified, Dirac 2.0 sound effect
FEATURES Xiaomi MI A1 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, proximity sensor, gyro sensor, hall sensor Accelerometer, ambient light sensor, proximity sensor, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Noise suppression by Fortemedia Multitasking, Fast Charging, OPPO Relax
OTHERS Xiaomi MI A1 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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