Energizer Power Max P550S vs Nokia E51

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: 103 g lighter

    Power Max P550S:
    203 g
    E51:
    100 g
  • Width

    E51: 32.3 mm narrower

    Power Max P550S:
    78.3 mm
    E51:
    46 mm
  • Screen diagonal

    E51: 3.5 in smaller diagonal

    Power Max P550S:
    5.5 in
    E51:
    2 in
  • Depth

    Power Max P550S: 2.6 mm thinner

    Power Max P550S:
    9.4 mm
    E51:
    12 mm
  • Height

    E51: 39.5 mm shorter

    Power Max P550S:
    154.3 mm
    E51:
    114.8 mm
  • Release year

    Power Max P550S:
    2017
    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. Power Max P550S

    Height:
    154.3 mm +39.5 mm versus E51
    Width:
    78.3 mm +32.3 mm versus E51
    Depth:
    9.4 mm
  2. 2. E51

    Height:
    114.8 mm
    Width:
    46 mm
    Depth:
    12 mm +2.6 mm versus Power Max P550S

Weight

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

  1. 1. Power Max P550S

    203 g

    +103 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.

  1. 1. Power Max P550S

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. E51

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

Power Max P550S has approximately 573.2% 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.

Recorded RAM for Power Max P550S, E51, compared at the same storage capacity.
StoragePower Max P550SE51
16 GB 2 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. Power Max P550S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (uses SIM 2 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. Power Max P550S

    5000 mAh

    +3950 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. Power Max P550S2. E51

Everyday essentials
Everyday essentials — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
Dimensions (HxWxD)
  • 154.3 Х 78.3 Х 9.4 mm
  • 114.8 Х 46 Х 12 mm
Weight
  • 203 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
  • 2 GB RAM
  • 130 MB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 64 GB (uses SIM 2 slot)
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Mediatek MT6737 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 12.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.0%
  • 23.5%
PPI /points per inch/
  • 267 PPI
  • 200 PPI
Camera and Video
Camera and Video — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • panorama
  • HDR
Unknown
Video
  • 720p@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 Power Max P550S, E51.
SpecificationPower Max P550SE51
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-T720
Unknown
Antutu 7 score *
  • 29302
Unknown
General specs
General specs — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
Release date
  • 2017
  • December
  • 2007
  • September
Colors
  • Black
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 190 EUR
  • 120 EUR
Battery life
  • Stand by time- Up to 500 h (3G) Talking time- Up to 5 h (3G)
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
Body build
  • Front glass
  • metal body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
  • 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 Direct
  • hotspot
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
GPS
  • Yes
  • with A-GPS
  • No
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • miniUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.16 W/kg (head) 1.74 W/kg (body)
  • 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 Power Max P550S, E51.
SpecificationPower Max P550SE51
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Five-way scroll key -Downloadable themes
  • 2.5 mm audio jack
Other features
Other features — specifications for Power Max P550S, E51.
SpecificationPower Max P550SE51
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging
  • 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