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Google Pixel 4 vs Oppo A91

 
Brief information about compared phones: Google Pixel 4 , Oppo A91

Google Pixel 4 2019 year of release. cpu Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485). screen 5.7". with resolution 1080x2280. Smartphone has 8 megapixel front camera and 12 megapixel main camera .

Oppo A91 2019 year of release. cpu Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53). screen 6.4". with resolution 1080x2400. Smartphone has 16 megapixel front camera and 48 megapixel main camera .

Display Technology P-OLED AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 5.7" inch 6.4" inch
Screen area 80.7 cm2 100.4 cm2
Screen format 19:9 (height:width) 20:9 (height:width)
Screen to body ratio 79.8% 85.5%
Screen resolution 1080 x 2280 px 1080 x 2400 px
PPI /points per inch/ 444 PPI 408 PPI
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Camera and Video Rear camera, main 12.2 MP, Dual 48 MP, Quad
Camera specs 12.2 MP, f/1.7, 28mm (wide), 1/2.55'', 1.4µm, dual pixel PDAF, OIS -16 MP, f/2.4, 45mm (telephoto), 1.0µm, PDAF, OIS, 2x optical zoom 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 B/W, f/2.4, 1/5.0", 1.75µm -2 MP, 1.75µm, depth sensor
Functions Auto-HDR HDR
Video 1080p@30fps 1080p@30fps
Front camera, selfie 8 MP, Dual 16 MP, Single
Specifications 8 MP, f/2.0, 22mm (wide), 1.22µm, no AF TOF 3D camera 16 MP, f/2.0, 26mm (wide), 1/3.1'', 1.0µm
DxOMark Main Score 112
DxOMark Photo 93
DxOMark Video 91
DxOMark Selfie Score 92
Performance Operating system OS Android 10 Android 9.0 (Pie); ColorOS 6.1
Chipset Qualcomm SDM855 Snapdragon 855 (7 nm) Mediatek MT6771V Helio P70 (12nm)
Processor CPU Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU Adreno 640 Mali-G72 MP3
External memory No microSD, up to 256 GB (dedicated slot)
Internal memory 64GB 6GB RAM, 128GB 6GB RAM 128GB 8GB RAM
Antutu 7 score 135756
Antutu 8 score 425000
GeekBench 5 Single Core 555
GeekBench 5 Multi-Core 2165
General specs Release date 2019, October 2019, December
Dimensions (HxWxD) 147.1 Х 68.8 Х 8.2 mm 160.2 Х 73.3 Х 7.9 mm
Weight 162 g 172 g
Colors Clearly White, Just Black, Oh So Orange Dark Blue, Red, Blue
Battery 2800 mAh,  Non-removable Li-Po 4025 mAh,  Non-removable Li-Po
Approximate price 750 EUR 260 EUR
Body build Front/back glass (Gorilla Glass 5), aluminum frame Glass front (Gorilla Glass 5), plastic back, plastic frame
Communication and Connectivity SIM card Nano-SIM card & eSIM Dual SIM (Nano-SIM, dual stand-by)
Network Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900   CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100   CDMA2000 1xEV-DO -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100), 71(600) - Global  LTE band 1(2100), 14(700), 18(800), 19(800), 29(700), 30(2300), 46(5200), 48, 71(600) - USA Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2  CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/150 Mbps HSPA 42.2/11.5 Mbps, LTE-A
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS
NFC Yes
USB 3.1, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth 5.0, A2DP, LE, aptX HD 4.2, A2DP, LE
Music and Audio Radio No FM radio
Headphone jack No Yes
Others DCI-P3 100% -HDR -Always-on display -90Hz 430 nits typ. brightness
Other features Dop Sensors Face ID, accelerometer, gyro, proximity, compass, barometer - Fast battery charging 18W -USB Power Delivery 2.0 -QI wireless charging - IP68 dust/water resistant (up to 1.5m for 30 mins) Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass - Fast charging 20W, 50% in 30 min -VOOC 3.0

An overview of the main advantages of each of the devices

Reasons to buy Pixel 4
  • Screen 5.7"
  • Front camera 8 MP
  • Internal memory 128 GB
  • RAM 6 GB
Reasons to buy A91
  • Screen 6.4"
  • Front camera 16 MP
  • Main camera 48 MP
  • Internal memory 128 GB
  • External memory microSD GB
  • RAM 8 GB