Celkon AR45 vs Nokia N81 8GB

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.

  • Screen diagonal

    N81 8GB: 2.1 in smaller diagonal

    AR45:
    4.5 in
    N81 8GB:
    2.4 in
  • Release year

    AR45:
    2013
    N81 8GB:
    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. AR45

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. N81 8GB

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm
    Weight:
    140 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. AR45

    AR45: Screen geometry unavailable or conflicting.

  2. 2. N81 8GB

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

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

AR45: Original memory entry

4 GB · 512 MB RAM

N81 8GB: Original memory entry

8 GB · 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. AR45

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

2. N81 8GB

NFC:
Unknown
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. AR45

    2000 mAh

    +950 mAh versus N81 8GB

  2. 2. N81 8GB

    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. AR452. N81 8GB

Everyday essentials
Everyday essentials — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Dimensions (HxWxD)
  • Х Х mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 0 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 2.4" inch
Screen resolution
  • 960 x 854 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Mediatek MT6572 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Touchscreen
  • touchscreen
Unknown
Display colors Unknown
  • 16M
Screen area
  • 64.9 cm2
  • 17.8 cm2
Screen format Unknown
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 35.0%
PPI /points per inch/
  • 0 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • 320p@15fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
  • CIF videocall camera
Performance
Performance — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Release date
  • 2013
  • October
  • 2007
  • August
Colors
  • White
  • Cocoa brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 200 EUR
Battery life Unknown
  • 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 AR45, N81 8GB.
SpecificationAR45N81 8GB
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • Yes
  • 384 kbps
GPRS
  • Class 12
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g with UPnP
GPS
  • No
  • No
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.74 W/kg (head) 0.68 W/kg (body)
  • SAR - 0.81 W/kg (head) 0.60 W/kg (body) SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for AR45, N81 8GB.
SpecificationAR45N81 8GB
Dop
  • Sensors Accelerometer
  • proximity
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Push to talk -Voice dial/memo -Organizer