Energizer Power Max P490S vs Nokia N81

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.

  • Width

    N81: 15.8 mm narrower

    Power Max P490S:
    65.8 mm
    N81:
    50 mm
  • Screen diagonal

    N81: 2.55 in smaller diagonal

    Power Max P490S:
    4.95 in
    N81:
    2.4 in
  • Rear camera layout

    Power Max P490S:
    Dual
    N81:
    Single
  • Depth

    Power Max P490S: 5.9 mm thinner

    Power Max P490S:
    12 mm
    N81:
    17.9 mm
  • Height

    N81: 37 mm shorter

    Power Max P490S:
    139 mm
    N81:
    102 mm
  • Release year

    Power Max P490S:
    2018
    N81:
    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 P490S

    Height:
    139 mm +37 mm versus N81
    Width:
    65.8 mm +15.8 mm versus N81
    Depth:
    12 mm
  2. 2. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +5.9 mm versus Power Max P490S

Weight

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

  1. 1. Power Max P490S

    139 g

  2. 2. N81

    140 g

    +1 g versus Power Max P490S

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 P490S

    Screen diagonal:
    4.95 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    63.2 cm²
  2. 2. N81

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

Power Max P490S has approximately 254.5% more rectangular screen area than N81.

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 P490S, N81, compared at the same storage capacity.
StoragePower Max P490SN81
16 GB 2 GB RAM Unknown
N81: Original memory entry

12 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 P490S

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

2. N81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot) · 2 GB included

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 P490S

    4000 mAh

    +2950 mAh versus N81

  2. 2. N81

    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 P490S2. N81

Everyday essentials
Everyday essentials — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Dimensions (HxWxD)
  • 139 Х 65.8 Х 12 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 139 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 4.95" inch
  • 2.4" inch
Screen resolution
  • 480 x 960 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
  • 12 MB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Mediatek MT6739WA (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 16M
Screen area
  • 63.2 cm2
  • 17.8 cm2
Screen format
  • 18:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.1%
  • 35.0%
PPI /points per inch/
  • 217 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Rear camera, main
  • 8 MP
  • Dual
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF -VGA
  • depth sensor
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 320p@15fps
Front camera, selfie
  • 5 MP
  • Dual
  • 0.3 MP
  • Single
Specifications
  • 5 MP VGA
  • depth sensor
  • CIF videocall camera
Performance

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

Performance — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 27153
Unknown
General specs
General specs — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Release date
  • 2018
  • June
  • 2007
  • August
Colors
  • Black
  • Cobalt blue
  • Graphite Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 400 h (3G) Talking time- Up to 16 h (3G)
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
SIM card
  • 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 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g with UPnP
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
Music and Audio
Music and Audio — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for Power Max P490S, N81.
SpecificationPower Max P490SN81
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer