Nokia N-Gage QD vs Samsung i780

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

    i780: 23 g lighter

    N-Gage QD:
    143 g
    i780:
    120 g
  • Width

    i780: 6.7 mm narrower

    N-Gage QD:
    68 mm
    i780:
    61.3 mm
  • Screen diagonal

    N-Gage QD: 0.45 in smaller diagonal

    N-Gage QD:
    2.1 in
    i780:
    2.55 in
  • Depth

    i780: 9.1 mm thinner

    N-Gage QD:
    22 mm
    i780:
    12.9 mm
  • Height

    i780: 2.1 mm shorter

    N-Gage QD:
    118 mm
    i780:
    115.9 mm
  • Release year

    N-Gage QD:
    2004
    i780:
    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. N-Gage QD

    Height:
    118 mm +2.1 mm versus i780
    Width:
    68 mm +6.7 mm versus i780
    Depth:
    22 mm +9.1 mm versus i780
  2. 2. i780

    Height:
    115.9 mm
    Width:
    61.3 mm
    Depth:
    12.9 mm

Weight

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

  1. 1. N-Gage QD

    143 g

    +23 g versus i780

  2. 2. i780

    120 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. N-Gage QD

    N-Gage QD: Screen geometry unavailable or conflicting.

  2. 2. i780

    Screen diagonal:
    2.55 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    21 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.

N-Gage QD: Original memory entry

3.4 MB

i780: Original memory entry

128 MB RAM · 256 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. N-Gage QD

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC

2. i780

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. N-Gage QD

    1070 mAh

  2. 2. i780

    1480 mAh

    +410 mAh versus N-Gage QD

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. N-Gage QD2. i780

Everyday essentials
Everyday essentials — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Dimensions (HxWxD)
  • 118 Х 68 Х 22 mm
  • 115.9 Х 61.3 Х 12.9 mm
Weight
  • 143 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 2.1" inch
  • 2.55" inch
Screen resolution
  • 176 x 208 px
  • 320 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 3.4 MB
  • 128 MB RAM
  • 256 MB ROM
Memory card support
  • MMC
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1070 mAh
  • Removable Li-Ion
  • 1480 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian 6.1
  • Series 60 v1.0 UI
  • Microsoft Windows Mobile 6.0 Professional
Headphone jack
  • No
  • No
Display
Display — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Touchscreen Unknown
  • resistive touchscreen
Display colors
  • 4096
  • 65K
Screen area
  • 14.0 cm2
  • 21.0 cm2
Screen format Unknown
  • 1:1 (height:width)
Screen to body ratio
  • 17.5%
  • 29.5%
PPI /points per inch/
  • 0 PPI
  • 177 PPI
Camera and Video
Camera and Video — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Rear camera, main
  • 0 MP,
  • 2 MP
  • Single
Camera specs Unknown
  • 2 MP
Video Unknown
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Processor CPU
  • 104 MHz ARM 920T
  • 32-bit Marvell PXA310 624 MHz
General specs
General specs — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Release date
  • 2004
  • April
  • 2007
  • September
Colors Unknown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 240 h Talking time- Up to 3 h 30 min
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed Unknown
  • HSPA 3.6/0.384 Mbps
GPRS
  • Class 6
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • No
  • Wi-Fi 802.11b/g
GPS
  • No
  • Yes
  • with A-GPS
USB Unknown
  • Proprietary
Bluetooth
  • 1.1
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.60 W/kg (head) 1.03 W/kg (body) SAR EU - 0.44 W/kg (head)
  • SAR - 0.48 W/kg (head) 0.73 W/kg (body) SAR EU - 0.51 W/kg (head)
Music and Audio
Music and Audio — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Radio
  • No
  • No
Others
  • Four-way directional controller
Unknown
Other features
Other features — specifications for N-Gage QD, i780.
SpecificationN-Gage QDi780
Dop
  • Predictive text input -SyncML -Voice dial
  • Pocket Office -Voice memo -Callia Player
  • Callia Reader -Photo Slides -SmartConverter -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Optical trackpad