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  2. Oppo A31 vs Palm Centro

Oppo A31 vs Palm Centro

Compare recorded specifications, size and practical differences.

Oppo A31

Oppo A31

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    Palm Centro

    Palm Centro

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        Key differences

        Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

        • WeightCentro: 56 g lighterCentro: 124 g · A31: 180 g
        • WidthCentro: 22 mm narrowerCentro: 53.5 mm · A31: 75.5 mm
        • Screen diagonalCentro: 4.25 in smaller diagonalCentro: 2.25 in · A31: 6.5 in
        • Rear camera layoutTriple / SingleA31: Triple · Centro: Single
        • DepthA31: 10.3 mm thinnerA31: 8.3 mm · Centro: 18.6 mm
        • HeightCentro: 56.7 mm shorterCentro: 107.2 mm · A31: 163.9 mm

        Physical size

        Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

        Front
        A31: 163.9 × 75.5 mm 1 Centro: 107.2 × 53.5 mm 2
        Side
        A31: 163.9 × 8.3 mm 1 Centro: 107.2 × 18.6 mm 2
        1. 1. A31
          Height
          163.9 mm
          Width
          75.5 mm
          Depth
          8.3 mm
          Weight
          180 g
        2. 2. Centro
          Height
          107.2 mm
          Width
          53.5 mm
          Depth
          18.6 mm
          Weight
          124 g

        Specifications

        Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

        Everyday essentials
        Everyday essentials
        SpecificationA31Centro
        Dimensions (HxWxD)
        • 163.9 Х 75.5 Х 8.3 mm
        • 107.2 Х 53.5 Х 18.6 mm
        Weight
        • 180 g
        • 124 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 6.5" inch
        • 2.25" inch
        Screen resolution
        • 720 x 1600 px
        • 320 x 320 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 128GB 4GB RAM
        • 64 MB
        Memory card support
        • microSDXC (dedicated slot)
        • microSD
        • up to 4 GB (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 4230 mAh
        • Non-removable Li-Po
        • 1150 mAh
        • Removable Li-Ion
        Operating system OS
        • Android 9.0 (Pie); ColorOS 6.1
        • Palm OS 5.4.9
        Chipset
        • Mediatek MT6765V/CB Helio P35 (12nm)
        		 Unknown
        Headphone jack
        • Yes
        • No
        Display
        Display
        SpecificationA31Centro
        Touchscreen
        • capacitive touchscreen
        • resistive touchscreen
        Display colors
        • 16M
        • 65K
        Screen area
        • 102.0 cm2
        • 16.3 cm2
        Screen format
        • 20:9 (height:width)
        • 1:1 (height:width)
        Screen to body ratio
        • 82.4%
        • 28.5%
        PPI /points per inch/
        • 270 PPI
        • 201 PPI
        Camera and Video
        Camera and Video
        SpecificationA31Centro
        Rear camera, main
        • 12 MP
        • Triple
        • 1.3 MP
        • Single
        Camera specs
        • 12 MP
        • f/1.8
        • (wide)
        • PDAF -2 MP
        • f/2.4
        • 27mm (macro)
        • 1/5.0''
        • 1.75µm -2 MP
        • (depth)
        • 1.3 MP
        Functions
        • HDR
        		 Unknown
        Video
        • 1080p@30fps
        • Yes
        Front camera, selfie
        • 8 MP
        • Single
        • 0 MP,
        Specifications
        • 8 MP
        • f/2.0
        		 Unknown
        Performance
        Performance
        SpecificationA31Centro
        Processor CPU
        • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
        • 32-bit Intel XScale PXA270 312 MHz
        Graphics processor GPU
        • PowerVR GE8320
        		 Unknown
        Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
        • 105221
        		 Unknown
        General specs
        General specs
        SpecificationA31Centro
        Release date
        • 2020
        • February 13
        • 2008
        • February
        Colors
        • Fantasy White
        • Mystery Black
        • Obsidian
        • Glacier
        • Midnight
        • Cobalt
        • Onyx
        • Electric Blue
        • Rose
        • Olive
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 180 EUR
        • 70 EUR
        Battery life Unknown
        • Stand by time- Up to 300 h Talking time- Up to 4 h
        Body build
        • Glass front
        • plastic back
        • plastic frame
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationA31Centro
        SIM card
        • Dual SIM (Nano-SIM
        • dual stand-by)
        • Mini-SIM
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
        		 Unknown
        Speed
        • HSPA 42.2/5.76 Mbps
        • LTE-A
        		 Unknown
        GPRS
        • Yes
        • Class 10
        Edge
        • Yes
        • Class 10
        Wi-Fi
        • Wi-Fi 802.11 a/b/g/n/ac
        • dual-band
        • Wi-Fi Direct
        • hotspot
        • No
        GPS
        • Yes
        • with A-GPS
        • BDS
        • No
        USB
        • microUSB 2.0
        • USB On-The-Go
        • Proprietary
        Bluetooth
        • 5.0
        • A2DP
        • LE
        • 1.2
        • A2DP
        Harmful irradiation Unknown
        • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
        Music and Audio
        Music and Audio
        SpecificationA31Centro
        Radio
        • FM radio
        • No
        Others
        • 480 nits typ. brightness
        • 5-way navigation button
        Other features
        Other features
        SpecificationA31Centro
        Dop
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • proximity
        • compass
        • Infrared port - Document editor (Word
        • Excel
        • PowerPoint
        • PDF) -MP3 player -Organizer -Voice memo

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