Garmin-Asus nuvifone M20 vs Panasonic P91

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

    nuvifone M20: 62 g lighter

    nuvifone M20:
    99 g
    P91:
    161 g
  • Width

    nuvifone M20: 19.9 mm narrower

    nuvifone M20:
    52.5 mm
    P91:
    72.4 mm
  • Screen diagonal

    nuvifone M20: 2.2 in smaller diagonal

    nuvifone M20:
    2.8 in
    P91:
    5 in
  • Chipset

    nuvifone M20:
    Qualcomm MSM7200A
    P91:
    Mediatek MT6737M (28 nm)
  • Depth

    P91: 2.7 mm thinner

    nuvifone M20:
    12.8 mm
    P91:
    10.1 mm
  • Height

    nuvifone M20: 49.4 mm shorter

    nuvifone M20:
    95.3 mm
    P91:
    144.7 mm

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. nuvifone M20

    Height:
    95.3 mm
    Width:
    52.5 mm
    Depth:
    12.8 mm +2.7 mm versus P91
  2. 2. P91

    Height:
    144.7 mm +49.4 mm versus nuvifone M20
    Width:
    72.4 mm +19.9 mm versus nuvifone M20
    Depth:
    10.1 mm

Weight

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

  1. 1. nuvifone M20

    99 g

  2. 2. P91

    161 g

    +62 g versus nuvifone M20

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. nuvifone M20

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. P91

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

P91 has approximately 183.9% more rectangular screen area than nuvifone M20.

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 nuvifone M20, P91, compared at the same storage capacity.
Storagenuvifone M20P91
16 GB Unknown 1 GB RAM
nuvifone M20: Original memory entry

4/8 GB

Practical features

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

1. nuvifone M20

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

2. P91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. nuvifone M20

    920 mAh

  2. 2. P91

    2500 mAh

    +1580 mAh versus nuvifone M20

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. nuvifone M202. P91

Everyday essentials
Everyday essentials — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Dimensions (HxWxD)
  • 95.3 Х 52.5 Х 12.8 mm
  • 144.7 Х 72.4 Х 10.1 mm
Weight
  • 99 g
  • 161 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5" inch
Screen resolution
  • 480 x 640 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4/8 GB
  • 16 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 920 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • upgradable to Windows Mobile 6.5
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm MSM7200A
  • Mediatek MT6737M (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 68.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 48.5%
  • 65.8%
PPI /points per inch/
  • 286 PPI
  • 196 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • 320p@15fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Processor CPU
  • 528 MHz ARM 11
  • Quad-core 1.1 GHz Cortex-A7
Graphics processor GPU
  • Adreno 130
  • Mali-T720
Antutu 7 score * Unknown
  • 32153
GeekBench 4 Single Core * Unknown
  • 436
GeekBench 4 Multi-Core * Unknown
  • 1241
General specs
General specs — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Release date
  • 2009
  • February
  • 2017
  • November
Colors
  • Green
  • Red
  • Blue
  • Black
  • Gold
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 6500 INR
Battery life
  • Talking time- Up to 2 h 48
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 GSM 850 / 1800 / 1900 - US version
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Radio
  • No
  • FM radio
Other features
Other features — specifications for nuvifone M20, P91.
Specificationnuvifone M20P91
Dop
  • Sensors Accelerometer Image geo-tagging -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -World Clock -Pocket Office
  • Sensors Accelerometer
  • proximity
  • Infrared port - For India