Lava Z91 vs Motorola FIRE XT

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

    FIRE XT: 62.7 g lighter

    Z91:
    147 g
    FIRE XT:
    84.3 g
  • Width

    FIRE XT: 10.9 mm narrower

    Z91:
    72.9 mm
    FIRE XT:
    62 mm
  • Screen diagonal

    FIRE XT: 2.2 in smaller diagonal

    Z91:
    5.7 in
    FIRE XT:
    3.5 in
  • Chipset

    Z91:
    Mediatek MT6739 (28 nm)
    FIRE XT:
    Qualcomm MSM7227T-1 Snapdragon S1
  • Depth

    Z91: 4.3 mm thinner

    Z91:
    7.7 mm
    FIRE XT:
    12 mm
  • Height

    FIRE XT: 38 mm shorter

    Z91:
    152 mm
    FIRE XT:
    114 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. Z91

    Height:
    152 mm +38 mm versus FIRE XT
    Width:
    72.9 mm +10.9 mm versus FIRE XT
    Depth:
    7.7 mm
  2. 2. FIRE XT

    Height:
    114 mm
    Width:
    62 mm
    Depth:
    12 mm +4.3 mm versus Z91

Weight

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

  1. 1. Z91

    147 g

    +62.7 g versus FIRE XT

  2. 2. FIRE XT

    84.3 g

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. Z91

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. FIRE XT

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Z91 has approximately 129.9% more rectangular screen area than FIRE XT.

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 Z91, FIRE XT, compared at the same storage capacity.
StorageZ91FIRE XT
32 GB 3 GB RAM Unknown
FIRE XT: Original memory entry

512 MB · 512 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. Z91

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

2. FIRE XT

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Z91

    3000 mAh

    +1460 mAh versus FIRE XT

  2. 2. FIRE XT

    1540 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. Z912. FIRE XT

Everyday essentials
Everyday essentials — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Dimensions (HxWxD)
  • 152 Х 72.9 Х 7.7 mm
  • 114 Х 62 Х 12 mm
Weight
  • 147 g
  • 84.3 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.7" inch
  • 3.5" inch
Screen resolution
  • 720 x 1440 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 512 MB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 1540 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 2.3.4 (Gingerbread)
Chipset
  • Mediatek MT6739 (28 nm)
  • Qualcomm MSM7227T-1 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.8 cm2
  • 36.5 cm2
Screen format
  • 18:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 75.7%
  • 51.6%
PPI /points per inch/
  • 282 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 480p@24fps
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • VGA
Performance

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

Performance — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 800 MHz
Graphics processor GPU
  • PowerVR GE8100
  • Adreno 200
Antutu 7 score *
  • 35722
Unknown
General specs
General specs — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Release date
  • 2018
  • March
  • 2011
  • August
Colors
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 10000 INR
  • 100 EUR
Battery life Unknown
  • Stand by time- Up to 504 h (2G) / Up to 480 h (3G) Talking time- Up to 7 h (2G) / Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 1.15 W/kg (head) 1.13 W/kg (body)
Music and Audio
Music and Audio — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Z91, FIRE XT.
SpecificationZ91FIRE XT
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input - Also known as Motorola Fire XT XT530
  • Motorola XT531
  • Motorola SPICE XT