You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.<

Nokia N81 vs Sonim XP7

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

    N81: 150 g lighter

    N81:
    140 g
    XP7:
    290 g
  • Width

    N81: 22.1 mm narrower

    N81:
    50 mm
    XP7:
    72.1 mm
  • Screen diagonal

    N81: 1.6 in smaller diagonal

    N81:
    2.4 in
    XP7:
    4 in
  • Depth

    N81: 2.9 mm thinner

    N81:
    17.9 mm
    XP7:
    20.8 mm
  • Height

    N81: 35 mm shorter

    N81:
    102 mm
    XP7:
    137 mm
  • Release year

    N81:
    2007
    XP7:
    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. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm
  2. 2. XP7

    Height:
    137 mm +35 mm versus N81
    Width:
    72.1 mm +22.1 mm versus N81
    Depth:
    20.8 mm +2.9 mm versus N81

Weight

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

  1. 1. N81

    140 g

  2. 2. XP7

    290 g

    +150 g versus N81

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. N81

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. XP7

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

XP7 has approximately 155.3% 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 N81, XP7, compared at the same storage capacity.
StorageN81XP7
16 GB Unknown 1 GB RAM
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. N81

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

2. XP7

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. N81

    1050 mAh

  2. 2. XP7

    4800 mAh

    +3750 mAh versus N81

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. N812. XP7

Everyday essentials
Everyday essentials — specifications for N81, XP7.
SpecificationN81XP7
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 137 Х 72.1 Х 20.8 mm
Weight
  • 140 g
  • 290 g
Technology
  • TFT
Unknown
Screen size
  • 2.4" 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.
  • 12 MB
  • 96 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 4800 mAh
  • Non-removable Li-Ion
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81, XP7.
SpecificationN81XP7
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 35.0%
  • 46.1%
PPI /points per inch/
  • 167 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video — specifications for N81, XP7.
SpecificationN81XP7
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1 MP
  • Single
Specifications
  • CIF videocall camera
  • 1 MP
Performance

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

Performance — specifications for N81, XP7.
SpecificationN81XP7
Processor CPU
  • 369 MHz ARM 11
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 18693
General specs
General specs — specifications for N81, XP7.
SpecificationN81XP7
Release date
  • 2007
  • August
  • 2014
  • November
Colors
  • Cobalt blue
  • Graphite Grey
  • Black
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 700 EUR
Battery life
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
  • Stand by time- Up to 1000 h Talking time- Up to 40 h
Communication and Connectivity
Communication and Connectivity — specifications for N81, XP7.
SpecificationN81XP7
SIM card
  • Mini-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - Telus -4G - LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700) LTE band 1(2100)
  • 3(1800)
  • 17(700) - Telus
Speed
  • Yes
  • 384 kbps
  • HSPA
  • LTE
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for N81, XP7.
SpecificationN81XP7
Radio
  • Stereo FM radio
  • FM radio
Others
  • Touch-sensitive Navi wheel
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for N81, XP7.
SpecificationN81XP7
Dop
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer
  • Sensors Accelerometer
  • proximity - IP69 dust proof and water resistant over 1 meter and 30 minutes