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  2. Nokia N91 vs ZTE Open

Nokia N91 vs ZTE Open

Compare recorded specifications, size and practical differences.

Nokia N91

Nokia N91

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    ZTE Open

    ZTE Open

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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.

        • WidthN91: 6.8 mm narrowerN91: 55.2 mm · Open: 62 mm
        • Screen diagonalN91: 1.4 in smaller diagonalN91: 2.1 in · Open: 3.5 in
        • DepthOpen: 9.5 mm thinnerOpen: 12.5 mm · N91: 22 mm
        • Release year2005 / 2013N91: 2005 · Open: 2013

        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
        N91: 113.1 × 55.2 mm 1 Open: 114 × 62 mm 2
        Side
        N91: 113.1 × 22 mm 1 Open: 114 × 12.5 mm 2
        1. 1. N91
          Height
          113.1 mm
          Width
          55.2 mm
          Depth
          22 mm
          Weight
          164 g
        2. 2. Open
          Height
          114 mm
          Width
          62 mm
          Depth
          12.5 mm
          Weight
          Unknown

        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
        SpecificationN91Open
        Dimensions (HxWxD)
        • 113.1 Х 55.2 Х 22 mm
        • 114 Х 62 Х 12.5 mm
        Weight
        • 164 g
        • 0 g
        Technology
        • TFT
        • TFT
        Screen size
        • 2.1" inch
        • 3.5" inch
        Screen resolution
        • 176 x 208 px
        • 320 x 480 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 4/8 GB
        • 64 MB RAM
        • 512 MB ROM
        • 256 MB RAM
        Memory card support
        • No
        • microSD
        • up to 32 GB (dedicated slot)
        • 2 GB included
        BatteryCapacity is not battery life. No endurance test is implied.
        • 900 mAh
        • Removable Li-Ion
        • 1200 mAh
        • Removable Li-Ion
        Operating system OS
        • Symbian 9.1
        • Series 60 UI 3rd Edition
        • Firefox OS 1.0
        Chipset Unknown
        • Qualcomm MSM7225A Snapdragon S1
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationN91Open
        Touchscreen Unknown
        • capacitive touchscreen
        Display colors
        • 256K
        		 Unknown
        Screen area
        • 14.0 cm2
        • 36.5 cm2
        Screen format Unknown
        • 3:2 (height:width)
        Screen to body ratio
        • 22.5%
        • 51.6%
        PPI /points per inch/
        • 0 PPI
        • 165 PPI
        Camera and Video
        Camera and Video
        SpecificationN91Open
        Rear camera, main
        • 2 MP
        • Single
        • 3.15 MP
        • Single
        Camera specs
        • 2 MP
        • 3.15 MP
        Video
        • Yes
        • Yes
        Front camera, selfie
        • 0 MP,
        • 0 MP,
        Performance
        Performance
        SpecificationN91Open
        Processor CPU
        • 220 MHz Dual ARM 9
        • 1.0 GHz Cortex-A5
        Graphics processor GPU Unknown
        • Adreno 200
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 1456
        General specs
        General specs
        SpecificationN91Open
        Release date
        • 2005
        • Q2
        • 2013
        • February
        Colors
        • Light Blue Chrome
        • Dark Gray Chrome
        • Black (Music Edition)
        • Blue
        • Orange
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 230 EUR
        		 Unknown
        Battery life
        • Stand by time- Up to 190 h (2G) / 170 h (3G) Talking time- Up to 4 h (2G) / 3 h (3G) Music play - Up to 10 h
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationN91Open
        SIM card
        • Mini-SIM
        • Mini-SIM
        Network
        • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
        Speed
        • Yes
        • 384 kbps
        • HSPA 7.2/5.76 Mbps
        GPRS
        • Class 10
        • Yes
        Edge
        • Class 10
        • Yes
        Wi-Fi
        • Wi-Fi 802.11b/g
        • Wi-Fi 802.11 b/g/n
        GPS
        • No
        • Yes
        • with A-GPS
        USB
        • miniUSB 2.0
        • microUSB 2.0
        Bluetooth
        • 1.2 (A2DP - 8 GB version only)
        • 2.1
        • A2DP
        • EDR
        Harmful irradiation
        • SAR - 0.74 W/kg (head) 0.58 W/kg (body) SAR EU - 0.48 W/kg (head)
        		 Unknown
        Music and Audio
        Music and Audio
        SpecificationN91Open
        Radio
        • Stereo FM radio
        • Stereo FM radio
        Others
        • 5-way configurable navigation key
        		 Unknown
        Other features
        Other features
        SpecificationN91Open
        Dop
        • Predictive text input -Voice dial -Voice memo -Organizer
        • Sensors Accelerometer
        • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input