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Nokia N91 vs Oppo A12

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.

  • Width

    N91: 20.3 mm narrower

    N91:
    55.2 mm
    A12:
    75.5 mm
  • Screen diagonal

    N91: 4.12 in smaller diagonal

    N91:
    2.1 in
    A12:
    6.22 in
  • Rear camera layout

    N91:
    Single
    A12:
    Dual
  • Depth

    A12: 13.7 mm thinner

    N91:
    22 mm
    A12:
    8.3 mm
  • Height

    N91: 42.8 mm shorter

    N91:
    113.1 mm
    A12:
    155.9 mm
  • Release year

    N91:
    2005
    A12:
    2020

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 +13.7 mm versus A12
  2. 2. A12

    Height:
    155.9 mm +42.8 mm versus N91
    Width:
    75.5 mm +20.3 mm versus N91
    Depth:
    8.3 mm

Weight

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

  1. 1. N91

    164 g

  2. 2. A12

    165 g

    +1 g versus N91

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. A12

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 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.

Recorded RAM for N91, A12, compared at the same storage capacity.
StorageN91A12
32 GB Unknown 3 GB RAM
64 GB Unknown 4 GB RAM
N91: Original memory entry

4/8 GB · 64 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. N91

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

2. A12

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

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. A12

    4230 mAh

    +3330 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. A12

Everyday essentials
Everyday essentials — specifications for N91, A12.
SpecificationN91A12
Dimensions (HxWxD)
  • 113.1 Х 55.2 Х 22 mm
  • 155.9 Х 75.5 Х 8.3 mm
Weight
  • 164 g
  • 165 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.1" inch
  • 6.22" inch
Screen resolution
  • 176 x 208 px
  • 720 x 1520 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
  • 32GB 3GB RAM
  • 64GB 4GB RAM
Memory card support
  • No
  • microSDXC
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian 9.1
  • Series 60 UI 3rd Edition
  • Android 9.0 (Pie); ColorOS 6.1
Chipset Unknown
  • Mediatek MT6765 Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N91, A12.
SpecificationN91A12
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 14.0 cm2
  • 96.6 cm2
Screen format Unknown
  • 19:9 (height:width)
Screen to body ratio
  • 22.5%
  • 82.0%
PPI /points per inch/
  • 0 PPI
  • 270 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for N91, A12.
SpecificationN91A12
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 2 MP
  • 13 MP
  • f/2.2
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
Performance
Performance — specifications for N91, A12.
SpecificationN91A12
Processor CPU
  • 220 MHz Dual ARM 9
  • Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU Unknown
  • PowerVR GE8320
General specs
General specs — specifications for N91, A12.
SpecificationN91A12
Release date
  • 2005
  • Q2
  • 2020
  • April 20
Colors
  • Light Blue Chrome
  • Dark Gray Chrome
  • Black (Music Edition)
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 150 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
Unknown
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for N91, A12.
SpecificationN91A12
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • Yes
  • 384 kbps
  • HSPA
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 1.2 (A2DP - 8 GB version only)
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.74 W/kg (head) 0.58 W/kg (body) SAR EU - 0.48 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for N91, A12.
SpecificationN91A12
Radio
  • Stereo FM radio
  • FM radio
Others
  • 5-way configurable navigation key
  • 450 nits typ. brightness
Other features
Other features — specifications for N91, A12.
SpecificationN91A12
Dop
  • Predictive text input -Voice dial -Voice memo -Organizer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass