Nokia N91 vs ZTE Blade Z Max

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: 11 g lighter

    N91:
    164 g
    Blade Z Max:
    175 g
  • Width

    N91: 29.4 mm narrower

    N91:
    55.2 mm
    Blade Z Max:
    84.6 mm
  • Screen diagonal

    N91: 3.9 in smaller diagonal

    N91:
    2.1 in
    Blade Z Max:
    6 in
  • Rear camera layout

    N91:
    Single
    Blade Z Max:
    Dual
  • Depth

    Blade Z Max: 13.6 mm thinner

    N91:
    22 mm
    Blade Z Max:
    8.4 mm
  • Height

    N91: 53 mm shorter

    N91:
    113.1 mm
    Blade Z Max:
    166.1 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 +13.6 mm versus Blade Z Max
  2. 2. Blade Z Max

    Height:
    166.1 mm +53 mm versus N91
    Width:
    84.6 mm +29.4 mm versus N91
    Depth:
    8.4 mm

Weight

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

  1. 1. N91

    164 g

  2. 2. Blade Z Max

    175 g

    +11 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. Blade Z Max

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 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, Blade Z Max, compared at the same storage capacity.
StorageN91Blade Z Max
32 GB Unknown 2 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. Blade Z Max

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

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. Blade Z Max

    4080 mAh

    +3180 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. Blade Z Max

Everyday essentials
Everyday essentials — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Dimensions (HxWxD)
  • 113.1 Х 55.2 Х 22 mm
  • 166.1 Х 84.6 Х 8.4 mm
Weight
  • 164 g
  • 175 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.1" inch
  • 6" inch
Screen resolution
  • 176 x 208 px
  • 1080 x 1920 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
  • 32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 4080 mAh
  • Non-removable Li-Ion
Operating system OS
  • Symbian 9.1
  • Series 60 UI 3rd Edition
  • Android 7.1.1 (Nougat)
Chipset Unknown
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 14.0 cm2
  • 99.2 cm2
Screen format Unknown
  • 16:9 (height:width)
Screen to body ratio
  • 22.5%
  • 70.6%
PPI /points per inch/
  • 0 PPI
  • 367 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • PDAF -2 MP
  • depth sensor
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
Performance

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

Performance — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Processor CPU
  • 220 MHz Dual ARM 9
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 505
GeekBench 4 Single Core * Unknown
  • 673
GeekBench 4 Multi-Core * Unknown
  • 2516
GeekBench 4 RenderScript * Unknown
  • 2331
GeekBench 5 Single Core * Unknown
  • 124
GeekBench 5 Multi-Core * Unknown
  • 586
General specs
General specs — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Release date
  • 2005
  • Q2
  • 2017
  • August
Colors
  • Light Blue Chrome
  • Dark Gray Chrome
  • Black (Music Edition)
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 130 USD
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 528 h (3G) Talking time- Up to 31 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
SIM card
  • Mini-SIM
  • Nano-SIM
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 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 66(1700/2100)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • No
  • Yes
  • with A-GPS
  • SUPL
USB
  • miniUSB 2.0
  • Type-C 1.0 reversible connector
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, Blade Z Max.
SpecificationN91Blade Z Max
Radio
  • Stereo FM radio
  • FM radio
Others
  • 5-way configurable navigation key
  • Active noise cancellation with dedicated mic -Dolby Surround Sound
Other features
Other features — specifications for N91, Blade Z Max.
SpecificationN91Blade Z Max
Dop
  • Predictive text input -Voice dial -Voice memo -Organizer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 2.0) - For MetroPCS. Also known as ZTE Blade Z Max Z982.