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  2. Acer DX900 vs Oppo R7s

Acer DX900 vs Oppo R7s

Compare recorded specifications, size and practical differences.

Acer DX900

Acer DX900

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    Oppo R7s

    Oppo R7s

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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.

        • WeightDX900: 8 g lighterDX900: 147 g · R7s: 155 g
        • WidthDX900: 14.9 mm narrowerDX900: 60.5 mm · R7s: 75.4 mm
        • Screen diagonalDX900: 2.7 in smaller diagonalDX900: 2.8 in · R7s: 5.5 in
        • DepthR7s: 10 mm thinnerR7s: 7 mm · DX900: 17 mm
        • HeightDX900: 45.8 mm shorterDX900: 106 mm · R7s: 151.8 mm
        • Release year2009 / 2015DX900: 2009 · R7s: 2015

        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
        DX900: 106 × 60.5 mm 1 R7s: 151.8 × 75.4 mm 2
        Side
        DX900: 106 × 17 mm 1 R7s: 151.8 × 7 mm 2
        1. 1. DX900
          Height
          106 mm
          Width
          60.5 mm
          Depth
          17 mm+10 mm versus R7s
          Weight
          147 g
        2. 2. R7s
          Height
          151.8 mm+45.8 mm versus DX900
          Width
          75.4 mm+14.9 mm versus DX900
          Depth
          7 mm
          Weight
          155 g
        Weight

        Bars start at zero and share a scale within this chart.

        1. 1. DX900147 g
        2. 2. R7s155 g

          +8 g versus DX900

        Screen size

        Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

        Screen size
        DX900: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 R7s: 5.5 in, 16:9, About 83.4 cm² rectangular area 2
        1. 1. DX900 2.8 in · 4:3 About 24.3 cm² rectangular area
        2. 2. R7s 5.5 in · 16:9 About 83.4 cm² rectangular area

        R7s has approximately 243.5% more rectangular screen area than DX900.

        Memory variants

        Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

        No unambiguous storage/RAM pairings are recorded. See the original specifications below.

        DX900: Original memory entry

        128 MB RAM · 256 MB ROM

        R7s: Original memory entry

        32 GB · 512GB 4GB

        Practical features

        Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

        1. DX900

        NFC
        See details Super AMOLED
        Headphone jack
        See details panorama
        Memory card support
        See details microSD (dedicated slot)

        2. R7s

        NFC
        Unknown
        Headphone jack
        Yes
        Memory card support
        See details microSD · up to 256 GB (uses SIM 2 slot)

        Battery capacity

        Capacity is not battery life. No endurance test is implied.

        Recorded capacity

        Bars start at zero and share a scale within this chart.

        1. 1. DX9001530 mAh
        2. 2. R7s3070 mAh

          +1540 mAh versus DX900

        Specifications

        Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

        1. DX9002. R7s

        Everyday essentials
        Everyday essentials
        SpecificationDX900R7s
        Dimensions (HxWxD)
        • 106 Х 60.5 Х 17 mm
        • 151.8 Х 75.4 Х 7 mm
        Weight
        • 147 g
        • 155 g
        Technology
        • TFT
        • AMOLED
        Screen size
        • 2.8" inch
        • 5.5" inch
        Screen resolution
        • 480 x 640 px
        • 1080 x 1920 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 128 MB RAM
        • 256 MB ROM
        • 32 GB
        • 512GB 4GB
        Memory card support
        • microSD (dedicated slot)
        • microSD
        • up to 256 GB (uses SIM 2 slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 1530 mAh
        • Removable Li-Po
        • 3070 mAh
        • Non-removable Li-Po
        Operating system OS
        • Microsoft Windows Mobile 6.1 Professional
        • Android 5.1 (Lollipop); ColorOS 2.1
        Chipset Unknown
        • Qualcomm MSM8939 Snapdragon 615 (28 nm)
        NFC
        • Super AMOLED
        		 Unknown
        Headphone jack
        • panorama
        • Yes
        Display
        Display
        SpecificationDX900R7s
        Touchscreen
        • resistive touchscreen
        • capacitive touchscreen
        Display colors
        • 65K
        • 16M
        Screen area
        • 24.3 cm2
        • 83.4 cm2
        Screen format
        • 4:3 (height:width)
        • 16:9 (height:width)
        Screen to body ratio
        • 37.9%
        • 72.9%
        PPI /points per inch/
        • 286 PPI
        • 401 PPI
        Screen protection Unknown
        • Corning Gorilla Glass 3
        Camera and Video
        Camera and Video
        SpecificationDX900R7s
        Rear camera, main
        • 3.15 MP
        • Single
        • 13 MP
        • Single
        Camera specs
        • 3.15 MP
        • AF
        • 13 MP
        • PDAF
        • f/2.2
        Functions
        • Dual-LED flash
        • LED flash
        • panorama
        • HDR
        Video
        • Yes
        • 1080p@30fps
        Front camera, selfie
        • 0.3 MP
        • Single
        • 8 MP
        • Single
        Specifications
        • VGA videocall camera
        • 8 MP
        • f/2.4
        Performance
        Performance
        SpecificationDX900R7s
        Processor CPU
        • 533 MHz Samsung S3C 6410
        • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
        Graphics processor GPU Unknown
        • Adreno 405
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 31150
        GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 773
        GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 3742
        General specs
        General specs
        SpecificationDX900R7s
        Release date
        • 2009
        • February
        • 2015
        • October
        Colors
        • Black
        • Golden
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 90 EUR
        • 260 EUR
        Battery life
        • Stand by time- Up to 150 h Talking time- Up to10 h
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationDX900R7s
        SIM card
        • Dual SIM (Mini-SIM)
        • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
        • dual stand-by)
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 GSM 900 / 1800 / 1900 - SIM 2
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 - Global
        • Taiwan
        • USA -4G - LTE band 1(2100)
        • 3(1800)
        • 5(850)
        • 7(2600)
        • 8(900)
        • 20(800)
        • 40(2300) - Global LTE band 1(2100)
        • 28(700)
        • 38(2600)
        • 39(1900)
        • 40(2300)
        • 41(2500) - Taiwan LTE band 1(2100)
        • 2(1900)
        • 4(1700/2100)
        • 17(700) - USA
        Speed
        • HSPA 7.2/0.384 Mbps
        • HSPA
        • LTE Cat4 150/50 Mbps
        GPRS
        • Class 10
        • Yes
        Edge
        • Class 10
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi 802.11 a/b/g/n/ac
        • WiFi Direct
        • hotspot
        GPS
        • Yes
        • SiRF Star III chipset
        • Yes
        • with A-GPS
        USB
        • miniUSB
        • microUSB 2.0
        • USB Host
        Bluetooth
        • microUSB 2.0
        • A2DP
        • 4.0
        • A2DP
        Music and Audio
        Music and Audio
        SpecificationDX900R7s
        Radio
        • panorama
        • No
        Others
        • Handwriting recognition
        • Active noise cancellation with dedicated mic
        Other features
        Other features
        SpecificationDX900R7s
        Dop
        • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
        • Acer Tempo X960
        • Sensors Accelerometer
        • proximity
        • compass - Fast battery charging: 75% in 30 min (VOOC Flash Charge)

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