Nokia N81 8GB vs Samsung Galaxy Ace 4

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

    Galaxy Ace 4: 16.2 g lighter

    N81 8GB:
    140 g
    Galaxy Ace 4:
    123.8 g
  • Width

    N81 8GB: 12.9 mm narrower

    N81 8GB:
    50 mm
    Galaxy Ace 4:
    62.9 mm
  • Screen diagonal

    N81 8GB: 1.6 in smaller diagonal

    N81 8GB:
    2.4 in
    Galaxy Ace 4:
    4 in
  • Depth

    Galaxy Ace 4: 7.1 mm thinner

    N81 8GB:
    17.9 mm
    Galaxy Ace 4:
    10.8 mm
  • Height

    N81 8GB: 19.4 mm shorter

    N81 8GB:
    102 mm
    Galaxy Ace 4:
    121.4 mm
  • Release year

    N81 8GB:
    2007
    Galaxy Ace 4:
    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 8GB

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +7.1 mm versus Galaxy Ace 4
  2. 2. Galaxy Ace 4

    Height:
    121.4 mm +19.4 mm versus N81 8GB
    Width:
    62.9 mm +12.9 mm versus N81 8GB
    Depth:
    10.8 mm

Weight

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

  1. 1. N81 8GB

    140 g

    +16.2 g versus Galaxy Ace 4

  2. 2. Galaxy Ace 4

    123.8 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. N81 8GB

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

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

Galaxy Ace 4 has approximately 155.3% more rectangular screen area than N81 8GB.

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.

N81 8GB: Original memory entry

8 GB · 96 MB RAM

Galaxy Ace 4: Original memory entry

4 GB · 512 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 8GB

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

2. Galaxy Ace 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. N81 8GB

    1050 mAh

  2. 2. Galaxy Ace 4

    1500 mAh

    +450 mAh versus N81 8GB

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. N81 8GB2. Galaxy Ace 4

Everyday essentials
Everyday essentials — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 121.4 Х 62.9 Х 10.8 mm
Weight
  • 140 g
  • 123.8 g
Technology
  • TFT
  • TFT
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.
  • 8 GB
  • 96 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 4.4.2 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
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%
  • 59.6%
PPI /points per inch/
  • 167 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 320p@15fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • CIF videocall camera
  • VGA
Performance

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

Performance — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Processor CPU
  • 369 MHz ARM 11
  • Dual-core 1.0 GHz
Antutu 7 score * Unknown
  • 14156
General specs
General specs — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Release date
  • 2007
  • August
  • 2014
  • June
Colors
  • Cocoa brown
  • Iris Charcoal
  • Classic White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 220 EUR
Battery life
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
  • Talking time- Up to 11 h (3G) Music play - Up to 53 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
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
Speed
  • Yes
  • 384 kbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.81 W/kg (head) 0.60 W/kg (body) SAR EU - 0.73 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Radio
  • Stereo FM radio
  • FM radio
Others
  • Touch-sensitive Navi wheel
Unknown
Other features
Other features — specifications for N81 8GB, Galaxy Ace 4.
SpecificationN81 8GBGalaxy Ace 4
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Push to talk -Voice dial/memo -Organizer
  • Sensors Accelerometer