Nokia N91 vs Oppo A7x

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

    N91: 5 g lighter

    N91:
    164 g
    A7x:
    169 g
  • Width

    N91: 18.8 mm narrower

    N91:
    55.2 mm
    A7x:
    74 mm
  • Screen diagonal

    N91: 4.2 in smaller diagonal

    N91:
    2.1 in
    A7x:
    6.3 in
  • Rear camera layout

    N91:
    Single
    A7x:
    Dual
  • Depth

    A7x: 14 mm thinner

    N91:
    22 mm
    A7x:
    8 mm
  • Height

    N91: 43.6 mm shorter

    N91:
    113.1 mm
    A7x:
    156.7 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. N91

    Height:
    113.1 mm
    Width:
    55.2 mm
    Depth:
    22 mm +14 mm versus A7x
  2. 2. A7x

    Height:
    156.7 mm +43.6 mm versus N91
    Width:
    74 mm +18.8 mm versus N91
    Depth:
    8 mm

Weight

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

  1. 1. N91

    164 g

  2. 2. A7x

    169 g

    +5 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. A7x

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 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

A7x: Original memory entry

128 GB · 512GB 4GB

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. A7x

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. N91

    900 mAh

  2. 2. A7x

    3500 mAh

    +2600 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. A7x

Everyday essentials
Everyday essentials — specifications for N91, A7x.
SpecificationN91A7x
Dimensions (HxWxD)
  • 113.1 Х 55.2 Х 22 mm
  • 156.7 Х 74 Х 8 mm
Weight
  • 164 g
  • 169 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 2.1" inch
  • 6.3" inch
Screen resolution
  • 176 x 208 px
  • 1080 x 2340 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
  • 128 GB
  • 512GB 4GB
Memory card support
  • No
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian 9.1
  • Series 60 UI 3rd Edition
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset Unknown
  • Mediatek MT6771 Helio P60 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N91, A7x.
SpecificationN91A7x
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 14.0 cm2
  • 97.4 cm2
Screen format Unknown
  • 19.5:9 (height:width)
Screen to body ratio
  • 22.5%
  • 84.0%
PPI /points per inch/
  • 0 PPI
  • 409 PPI
Screen protection Unknown
  • To be confirmed
Camera and Video
Camera and Video — specifications for N91, A7x.
SpecificationN91A7x
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/1.8
  • 1/3.1
  • 1.0µm
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.0
Performance

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

Performance — specifications for N91, A7x.
SpecificationN91A7x
Processor CPU
  • 220 MHz Dual ARM 9
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-G72 MP3
Antutu 7 score * Unknown
  • 140725
General specs
General specs — specifications for N91, A7x.
SpecificationN91A7x
Release date
  • 2005
  • Q2
  • 2018
  • September
Colors
  • Light Blue Chrome
  • Dark Gray Chrome
  • Black (Music Edition)
  • Starry Purple
  • Ice Flame Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 270 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
Communication and Connectivity
Communication and Connectivity — specifications for N91, A7x.
SpecificationN91A7x
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 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 -4G - LTE
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi 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)
  • 4.2
  • 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, A7x.
SpecificationN91A7x
Radio
  • Stereo FM radio
  • FM radio
Others
  • 5-way configurable navigation key
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for N91, A7x.
SpecificationN91A7x
Dop
  • Predictive text input -Voice dial -Voice memo -Organizer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W - For China