Nokia N91 vs T-Mobile G1

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

    G1: 6 g lighter

    N91:
    164 g
    G1:
    158 g
  • Screen diagonal

    N91: 1.1 in smaller diagonal

    N91:
    2.1 in
    G1:
    3.2 in
  • Depth

    G1: 4.9 mm thinner

    N91:
    22 mm
    G1:
    17.1 mm
  • Height

    N91: 3.9 mm shorter

    N91:
    113.1 mm
    G1:
    117 mm
  • Release year

    N91:
    2005
    G1:
    2008

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. N91

    Height:
    113.1 mm
    Width:
    55.2 mm
    Depth:
    22 mm +4.9 mm versus G1
  2. 2. G1

    Height:
    117 mm +3.9 mm versus N91
    Width:
    55.7 mm
    Depth:
    17.1 mm

Weight

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

  1. 1. N91

    164 g

    +6 g versus G1

  2. 2. G1

    158 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. N91

    N91: Screen geometry unavailable or conflicting.

  2. 2. G1

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 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.

N91: Original memory entry

4/8 GB · 64 MB RAM

G1: Original memory entry

192 MB RAM · 256 MB

Practical features

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

1. N91

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

2. G1

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. N91

    900 mAh

  2. 2. G1

    1150 mAh

    +250 mAh versus N91

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. N912. G1

Everyday essentials
Everyday essentials — specifications for N91, G1.
SpecificationN91G1
Dimensions (HxWxD)
  • 113.1 Х 55.2 Х 22 mm
  • 117 Х 55.7 Х 17.1 mm
Weight
  • 164 g
  • 158 g
Technology
  • TFT
  • TFT
Screen size
  • 2.1" inch
  • 3.2" inch
Screen resolution
  • 176 x 208 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4/8 GB
  • 64 MB RAM
  • 192 MB RAM
  • 256 MB
Memory card support
  • No
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian 9.1
  • Series 60 UI 3rd Edition
  • Android 1.6 (Donut)
Chipset Unknown
  • Qualcomm MSM7201A
Headphone jack
  • Yes
  • No
Display
Display — specifications for N91, G1.
SpecificationN91G1
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 14.0 cm2
  • 30.5 cm2
Screen format Unknown
  • 3:2 (height:width)
Screen to body ratio
  • 22.5%
  • 46.8%
PPI /points per inch/
  • 0 PPI
  • 180 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for N91, G1.
SpecificationN91G1
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for N91, G1.
SpecificationN91G1
Processor CPU
  • 220 MHz Dual ARM 9
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
Antutu 7 score * Unknown
  • 21315
General specs
General specs — specifications for N91, G1.
SpecificationN91G1
Release date
  • 2005
  • Q2
  • 2008
  • September
Colors
  • Light Blue Chrome
  • Dark Gray Chrome
  • Black (Music Edition)
  • White
  • Black
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 290 EUR
Battery life
  • Stand by time- Up to 190 h (2G) / 170 h (3G) Talking time- Up to 4 h (2G) / 3 h (3G) Music play - Up to 10 h
  • Stand by time- Up to 406 h Talking time- Up to 5 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for N91, G1.
SpecificationN91G1
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • Yes
  • 384 kbps
  • HSPA 7.2/2 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g
GPS
  • No
  • Yes
USB
  • miniUSB 2.0
  • miniUSB
Bluetooth
  • 1.2 (A2DP - 8 GB version only)
  • 2.0
  • A2DP (headset support only)
Harmful irradiation
  • SAR - 0.74 W/kg (head) 0.58 W/kg (body) SAR EU - 0.48 W/kg (head)
  • SAR - 0.71 W/kg (head) 0.84 W/kg (body)
Music and Audio
Music and Audio — specifications for N91, G1.
SpecificationN91G1
Radio
  • Stereo FM radio
  • No
Others
  • 5-way configurable navigation key
Unknown
Other features
Other features — specifications for N91, G1.
SpecificationN91G1
Dop
  • Predictive text input -Voice dial -Voice memo -Organizer
  • Sensors Accelerometer
  • compass - Voice memo -MP3 player - Trackball