Oppo Reno4 Z 5G vs Oppo A91

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          General Info

          Manufacturer
          Oppo Oppo
          Announced
          2020, September 29 2019, December
          Status
          Coming soon. Exp. release 2020, October Coming soon. Exp. release 2019, December 26
          Colors
          Black, White, Pink Black, Blue, Red
          Form Factor
          Candybar Candybar
          Dimension
          163.8 x 75.5 x 8.1 mm
          (6.45 x 2.97 x 0.32 in)
          7.9 mm thickness
          (0.31 in thickness)
          Weight
          184 g (6.49 oz) 172 g (6.07 oz)
          SIM Type
          Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
          2G Network
          GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
          CDMA 800 & TD-SCDMA
          3G Network
          HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100
          4G Network
          LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
          5G Network
          1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA -
          Messaging
          Build Features
          - Fingerprint Sensor (side-mounted)
          - Fingerprint Sensor(In-display)

          Hardware and OS

          OS
          Android 10 Android 9.0 (Pie)
          User Interface
          ColorOS 7.1 ColorOS 6.1
          Processor
          Octa-core (4x2.0 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55), MediaTek MT6873V Dimensity 800 5G (7 nm) [Similar] Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53), Mediatek MT6771V Helio P70 (12nm) [Similar]
          GPU
          Mali-G57MP4 [Similar] Mali-G72 MP3 [Similar]
          RAM
          8 GB [Browse Similar] 8 GB [Browse Similar]
          Internal Memory
          128 GB 128 GB
          External Memory
          No microSD, up to 256 GB (dedicated slot)

          Display

          Type
          LTPS IPS LCD Capacitive Touchscreen
          120Hz refresh rate
          480 nits typ. value (advertised)
          Super AMOLED Capacitive Touchscreen
          Colors
          16M colors 16M colors
          Size
          6.57 inches [Similar] 6.4 inches [Similar]
          Resolution
          1080 x 2400 pixels (401 ppi) 1080 x 2340 pixels (403 ppi)
          Screen-to-Body Ratio
          84.09% -
          Multi-Touch
          yes multi touch yes multi touch

          Camera

          Rear Camera
          48 MP + 8 MP + 2 MP + 2 MP [Similar] 48 MP + 8 MP + 2 MP + 2 MP [Similar]
          Flash
          LED Flash LED flash
          Features
          48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF
          8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm
          2 MP, f/2.4, (macro)
          2 MP, f/2.4, (depth)
          HDR, panorama
          48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
          8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
          2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera)
          2 MP, f/2.4, 1/5", 1.75µm, depth sensor
          HDR
          Video
          4K@30fps, 1080p@30fps, gyro-EIS 2160p@30fps
          Front Camera
          16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
          2 MP, f/2.4, (depth)
          HDR
          1080p@30 [Similar]
          16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
          HDR
          1080p@30fps [Similar]

          Multimedia

          3.5mm Jack
          3.5 mm jack yes 3.5 mm jack yes
          Radio
          Unspecified FM radio
          Games
          Yes + Downloadable Yes + Downloadable
          Loud Speaker
          loudspeaker yes loudspeaker yes

          Connectivity and Data Rate

          GPRS
          Yes Yes
          Edge
          Yes Yes
          3G
          HSPA 42.2/11.5 Mbps, LTE-A, 5G HSPA 42.2/11.5 Mbps, LTE-A
          Bluetooth
          5.1, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
          Wi-Fi
          Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
          USB
          USB Type-C 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
          GPS
          Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
          Browser
          Yes Yes

          User Memory

          Internal
          128 GB, 8 GB RAM (UFS 2.1) 128 GB, 8 GB RAM
          Expandable Storage
          No microSD, up to 256 GB (dedicated slot)
          USB OTG
          Supported Supported

          Sensors

          Fingerprint
          fingerprint supported fingerprint supported
          Proximity Sensor
          proximity sensor present proximity sensor present
          Accelerometer Sensor
          accelerometer sensor present accelerometer sensor present
          Magnetic-field Sensor (Compass)
          magnetic field sensor present magnetic field sensor present
          Gyroscope Sensor
          gyroscope sensor present gyroscope sensor present
          NFC
          NFC supported NFC not supported

          Battery

          Type
          Non-removable Li-Po Battery
          Fast battery charging 18W
          Non-removable Li-Po Battery
          Fast battery charging 30W
          Capacity
          4000 mAh 4000 mAh
          Stand by
          - -
          Talk Time
          - -

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