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Allview P9 Energy mini vs Nokia E51

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 81 g lighter

    P9 Energy mini:
    181 g
    E51:
    100 g
  • Width

    E51: 25 mm narrower

    P9 Energy mini:
    71 mm
    E51:
    46 mm
  • Screen diagonal

    E51: 3.5 in smaller diagonal

    P9 Energy mini:
    5.5 in
    E51:
    2 in
  • Depth

    P9 Energy mini: 2.1 mm thinner

    P9 Energy mini:
    9.9 mm
    E51:
    12 mm
  • Height

    E51: 29.2 mm shorter

    P9 Energy mini:
    144 mm
    E51:
    114.8 mm
  • Release year

    P9 Energy mini:
    2016
    E51:
    2007

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. P9 Energy mini

    Height:
    144 mm +29.2 mm versus E51
    Width:
    71 mm +25 mm versus E51
    Depth:
    9.9 mm
  2. 2. E51

    Height:
    114.8 mm
    Width:
    46 mm
    Depth:
    12 mm +2.1 mm versus P9 Energy mini

Weight

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

  1. 1. P9 Energy mini

    181 g

    +81 g versus E51

  2. 2. E51

    100 g

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. P9 Energy mini

    P9 Energy mini: Screen geometry unavailable or conflicting.

  2. 2. E51

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

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.

Recorded RAM for P9 Energy mini, E51, compared at the same storage capacity.
StorageP9 Energy miniE51
16 GB 3 GB RAM Unknown
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. P9 Energy mini

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses shared SIM slot)

2. E51

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

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. P9 Energy mini

    4000 mAh

    +2950 mAh versus E51

  2. 2. E51

    1050 mAh

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. P9 Energy mini2. E51

Everyday essentials
Everyday essentials — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Dimensions (HxWxD)
  • 144 Х 71 Х 9.9 mm
  • 114.8 Х 46 Х 12 mm
Weight
  • 181 g
  • 100 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2" inch
Screen resolution
  • 720 x 1280 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM
  • 130 MB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Mediatek MT6737 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 12.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 67.4%
  • 23.5%
PPI /points per inch/
  • 294 PPI
  • 200 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • PDAF & laser AF
  • 2 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 320p@15fps
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 23145
Unknown
General specs
General specs — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Release date
  • 2016
  • September
  • 2007
  • September
Colors
  • Blue
  • Gold
  • Mocha Gold
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life
  • Stand by time- Up to 360 h Talking time- Up to 20 h
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - 5007U
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 32
Edge
  • Yes
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 1.25 W/kg (head)
  • SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head)
Music and Audio
Music and Audio — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Radio
  • FM radio
  • FM radio
Others Unknown
  • Five-way scroll key -Downloadable themes
  • 2.5 mm audio jack
Other features
Other features — specifications for P9 Energy mini, E51.
SpecificationP9 Energy miniE51
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Acer Liquid Zest Z525 with 3G Acer Liquid Zest 4G Z528 with 3G/LTE
  • Infrared port - Fast battery charging (Pump Express 2.0+) - For metroPCS
  • 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