Archos 50 Helium 4G vs Nokia N91

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.

  • Width

    N91: 16.3 mm narrower

    50 Helium 4G:
    71.5 mm
    N91:
    55.2 mm
  • Screen diagonal

    N91: 3.4 in smaller diagonal

    50 Helium 4G:
    5.5 in
    N91:
    2.1 in
  • Depth

    50 Helium 4G: 13 mm thinner

    50 Helium 4G:
    9 mm
    N91:
    22 mm
  • Height

    N91: 31.9 mm shorter

    50 Helium 4G:
    145 mm
    N91:
    113.1 mm
  • Release year

    50 Helium 4G:
    2014
    N91:
    2005

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. 50 Helium 4G

    Height:
    145 mm +31.9 mm versus N91
    Width:
    71.5 mm +16.3 mm versus N91
    Depth:
    9 mm
  2. 2. N91

    Height:
    113.1 mm
    Width:
    55.2 mm
    Depth:
    22 mm +13 mm versus 50 Helium 4G

Weight

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

  1. 1. 50 Helium 4G

    160 g

  2. 2. N91

    164 g

    +4 g versus 50 Helium 4G

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. 50 Helium 4G

    50 Helium 4G: Screen geometry unavailable or conflicting.

  2. 2. N91

    N91: Screen geometry unavailable or conflicting.

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 50 Helium 4G, N91, compared at the same storage capacity.
Storage50 Helium 4GN91
8 GB 1 GB RAM Unknown
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. 50 Helium 4G

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. N91

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

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. 50 Helium 4G

    2000 mAh

    +1100 mAh versus N91

  2. 2. N91

    900 mAh

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. 50 Helium 4G2. N91

Everyday essentials
Everyday essentials — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Dimensions (HxWxD)
  • 145 Х 71.5 Х 9 mm
  • 113.1 Х 55.2 Х 22 mm
Weight
  • 160 g
  • 164 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.1" inch
Screen resolution
  • 720 x 1280 px
  • 176 x 208 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4/8 GB
  • 64 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • Symbian 9.1
  • Series 60 UI 3rd Edition
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 256K
Screen area
  • 68.9 cm2
  • 14.0 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 136 Х 66.5 Х 9.6 mm
  • 22.5%
PPI /points per inch/
  • 294 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • 220 MHz Dual ARM 9
Graphics processor GPU
  • Adreno 305
Unknown
Antutu 7 score *
  • 25349
Unknown
General specs
General specs — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Release date
  • 2014
  • 2005
  • Q2
Colors
  • Black
  • Light Blue Chrome
  • Dark Gray Chrome
  • Black (Music Edition)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 230 EUR
Battery life
  • Talking time- Up to 10 h (2G) / Up to 8 h (3G)
  • 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
Communication and Connectivity
Communication and Connectivity — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900-3G - HSDPA 900 / 2100 / 1800-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • DLNA
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • Super AMOLED
  • 1.2 (A2DP - 8 GB version only)
Harmful irradiation
  • SAR EU - 0.37 W/kg (head) 0.89 W/kg (body)
  • SAR - 0.74 W/kg (head) 0.58 W/kg (body) SAR EU - 0.48 W/kg (head)
Music and Audio
Music and Audio — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • 5-way configurable navigation key
Other features
Other features — specifications for 50 Helium 4G, N91.
Specification50 Helium 4GN91
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Predictive text input -Voice dial -Voice memo -Organizer