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  2. Nokia E51 vs Unnecto Quattro

Nokia E51 vs Unnecto Quattro

Compare recorded specifications, size and practical differences.

Nokia E51

Nokia E51

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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.

      • WeightE51: 40 g lighterE51: 100 g · Quattro: 140 g
      • WidthE51: 19 mm narrowerE51: 46 mm · Quattro: 65 mm
      • Screen diagonalE51: 2 in smaller diagonalE51: 2 in · Quattro: 4 in
      • DepthQuattro: 0.5 mm thinnerQuattro: 11.5 mm · E51: 12 mm
      • HeightE51: 8.2 mm shorterE51: 114.8 mm · Quattro: 123 mm
      • Release year2007 / 2012E51: 2007 · Quattro: 2012

      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
      E51: 114.8 × 46 mm 1 Quattro: 123 × 65 mm 2
      Side
      E51: 114.8 × 12 mm 1 Quattro: 123 × 11.5 mm 2
      1. 1. E51
        Height
        114.8 mm
        Width
        46 mm
        Depth
        12 mm
        Weight
        100 g
      2. 2. Quattro
        Height
        123 mm
        Width
        65 mm
        Depth
        11.5 mm
        Weight
        140 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
      SpecificationE51Quattro
      Dimensions (HxWxD)
      • 114.8 Х 46 Х 12 mm
      • 123 Х 65 Х 11.5 mm
      Weight
      • 100 g
      • 140 g
      Technology
      • TFT
      • TFT
      Screen size
      • 2" inch
      • 4" inch
      Screen resolution
      • 240 x 320 px
      • 480 x 800 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 130 MB
      • 96 MB RAM
      • 512 MB RAM
      Memory card support
      • microSD
      • up to 16 GB (dedicated slot)
      • microSD
      • up to 32 GB (dedicated slot)
      • 8 GB included
      BatteryCapacity is not battery life. No endurance test is implied.
      • 1050 mAh
      • Removable Li-Ion
      • 1400 mAh
      • Li-Ion
      Operating system OS
      • Symbian OS 9.2
      • Series 60 v3.1 UI
      • Android 2.3 (Gingerbread)
      Headphone jack
      • No
      • Yes
      Display
      Display
      SpecificationE51Quattro
      Touchscreen Unknown
      • capacitive touchscreen
      Display colors
      • 16M
      		 Unknown
      Screen area
      • 12.4 cm2
      • 45.5 cm2
      Screen format
      • 4:3 (height:width)
      • 5:3 (height:width)
      Screen to body ratio
      • 23.5%
      • 57.0%
      PPI /points per inch/
      • 200 PPI
      • 233 PPI
      Camera and Video
      Camera and Video
      SpecificationE51Quattro
      Rear camera, main
      • 2 MP
      • Single
      • 3.15 MP
      • Single
      Camera specs
      • 2 MP
      • 3.15 MP
      Video
      • 320p@15fps
      • Yes
      Front camera, selfie
      • 0 MP,
      • 0.3 MP
      • Single
      Specifications Unknown
      • VGA
      Performance
      Performance
      SpecificationE51Quattro
      Processor CPU
      • 369 MHz ARM 11
      		 Unknown
      General specs
      General specs
      SpecificationE51Quattro
      Release date
      • 2007
      • September
      • 2012
      • March
      Colors
      • Black
      • Silver
      • Black
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 120 EUR
      		 Unknown
      Battery life
      • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
      • Stand by time- Up to 170 h Talking time- Up to 3 h
      Communication and Connectivity
      Communication and Connectivity
      SpecificationE51Quattro
      SIM card
      • Mini-SIM
      • Dual SIM (dual stand-by)
      Network
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
      Speed
      • HSPA 3.6/0.384 Mbps
      • HSPA 7.2/5.76 Mbps
      GPRS
      • Class 32
      • Class 12
      Edge
      • Class 32
      • Yes
      Wi-Fi
      • Wi-Fi 802.11b/g
      • VoIP over WLAN
      • Wi-Fi 802.11 b/g/n
      GPS
      • No
      • Yes
      USB
      • miniUSB 2.0
      • microUSB
      Bluetooth
      • 2.0
      • A2DP
      • 2.1
      • EDR
      Harmful irradiation
      • SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head)
      		 Unknown
      Music and Audio
      Music and Audio
      SpecificationE51Quattro
      Radio
      • FM radio
      • FM radio
      Others
      • Five-way scroll key -Downloadable themes
      • 2.5 mm audio jack
      		 Unknown
      Other features
      Other features
      SpecificationE51Quattro
      Dop
      • Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
      • Excel
      • PowerPoint
      • PDF) incl. MS Office 2007 support via free update -Predictive text input -Voice command/memo -Organizer
      		 Unknown