Nokia E51 vs Spice Mi-426 Smart Flo Mettle 4.0X

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    E51: 22 g lighter

    E51:
    100 g
    Mi-426 Smart Flo Mettle 4.0X:
    122 g
  • Width

    E51: 12 mm narrower

    E51:
    46 mm
    Mi-426 Smart Flo Mettle 4.0X:
    58 mm
  • Screen diagonal

    E51: 2 in smaller diagonal

    E51:
    2 in
    Mi-426 Smart Flo Mettle 4.0X:
    4 in
  • Depth

    Mi-426 Smart Flo Mettle 4.0X: 1.2 mm thinner

    E51:
    12 mm
    Mi-426 Smart Flo Mettle 4.0X:
    10.8 mm
  • Height

    E51: 5.1 mm shorter

    E51:
    114.8 mm
    Mi-426 Smart Flo Mettle 4.0X:
    119.9 mm
  • Release year

    E51:
    2007
    Mi-426 Smart Flo Mettle 4.0X:
    2014

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.

  1. 1. E51

    Height:
    114.8 mm
    Width:
    46 mm
    Depth:
    12 mm +1.2 mm versus Mi-426 Smart Flo Mettle 4.0X
  2. 2. Mi-426 Smart Flo Mettle 4.0X

    Height:
    119.9 mm +5.1 mm versus E51
    Width:
    58 mm +12 mm versus E51
    Depth:
    10.8 mm

Weight

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

  1. 1. E51

    100 g

  2. 2. Mi-426 Smart Flo Mettle 4.0X

    122 g

    +22 g versus E51

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.

  1. 1. E51

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. Mi-426 Smart Flo Mettle 4.0X

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Mi-426 Smart Flo Mettle 4.0X has approximately 267.6% more rectangular screen area than E51.

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.

E51: Original memory entry

130 MB · 96 MB RAM

Practical features

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

1. E51

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

2. Mi-426 Smart Flo Mettle 4.0X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

Battery capacity

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

Recorded battery capacity

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

  1. 1. E51

    1050 mAh

  2. 2. Mi-426 Smart Flo Mettle 4.0X

    1400 mAh

    +350 mAh versus E51

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. E512. Mi-426 Smart Flo Mettle 4.0X

Everyday essentials
Everyday essentials — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
Dimensions (HxWxD)
  • 114.8 Х 46 Х 12 mm
  • 119.9 Х 58 Х 10.8 mm
Weight
  • 100 g
  • 122 g
Technology
  • TFT
  • TFT
Screen size
  • 2" inch
  • 4" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 130 MB
  • 96 MB RAM
Unknown
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity 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 4.2 (Jelly Bean)
Headphone jack
  • No
  • Yes
Display
Display — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
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%
  • 65.5%
PPI /points per inch/
  • 200 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Video
  • 320p@15fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance
Performance — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
Processor CPU
  • 369 MHz ARM 11
Unknown
General specs
General specs — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
Release date
  • 2007
  • September
  • 2014
  • January
Colors
  • Black
  • Silver
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 50 EUR
Battery life
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
SIM card
  • Mini-SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 3.6/0.384 Mbps
Unknown
GPRS
  • Class 32
  • Class 12
Edge
  • Class 32
  • Class 12
Wi-Fi
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB 2.0
  • microUSB
Bluetooth
  • 2.0
  • A2DP
  • 2.0
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 — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
Radio
  • FM radio
  • FM radio
Others
  • Five-way scroll key -Downloadable themes
  • 2.5 mm audio jack
Unknown
Other features
Other features — specifications for E51, Mi-426 Smart Flo Mettle 4.0X.
SpecificationE51Mi-426 Smart Flo Mettle 4.0X
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
  • Sensors Accelerometer