LG K51S vs T-Mobile Prism II

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

    Prism II: 14.7 mm narrower

    K51S:
    76.7 mm
    Prism II:
    62 mm
  • Screen diagonal

    Prism II: 3 in smaller diagonal

    K51S:
    6.5 in
    Prism II:
    3.5 in
  • Rear camera layout

    K51S:
    Quad
    Prism II:
    Single
  • Depth

    K51S: 4.2 mm thinner

    K51S:
    8.2 mm
    Prism II:
    12.4 mm
  • Height

    Prism II: 48.2 mm shorter

    K51S:
    165.2 mm
    Prism II:
    117 mm
  • Release year

    K51S:
    2020
    Prism II:
    2013

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. K51S

    Height:
    165.2 mm +48.2 mm versus Prism II
    Width:
    76.7 mm +14.7 mm versus Prism II
    Depth:
    8.2 mm
    Weight:
    Unknown
  2. 2. Prism II

    Height:
    117 mm
    Width:
    62 mm
    Depth:
    12.4 mm +4.2 mm versus K51S
    Weight:
    100 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. K51S

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. Prism II

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

K51S has approximately 179.6% more rectangular screen area than Prism II.

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 K51S, Prism II, compared at the same storage capacity.
StorageK51SPrism II
64 GB 3 GB RAM Unknown
Prism II: Original memory entry

4 GB · 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. K51S

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. Prism II

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. K51S

    4000 mAh

    +2250 mAh versus Prism II

  2. 2. Prism II

    1750 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. K51S2. Prism II

Everyday essentials
Everyday essentials — specifications for K51S, Prism II.
SpecificationK51SPrism II
Dimensions (HxWxD)
  • 165.2 Х 76.7 Х 8.2 mm
  • 117 Х 62 Х 12.4 mm
Weight
  • 0 g
  • 100 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1600 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 3GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 1750 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10.0
  • Android 4.1 (Jelly Bean)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K51S, Prism II.
SpecificationK51SPrism II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 102.0 cm2
  • 36.5 cm2
Screen format
  • 20:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 80.5%
  • 50.3%
PPI /points per inch/
  • 270 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for K51S, Prism II.
SpecificationK51SPrism II
Rear camera, main
  • 32 MP
  • Quad
  • 3.15 MP
  • Single
Camera specs
  • 32 MP
  • (wide)
  • PDAF -5 MP
  • (ultrawide) -2 MP (macro) -2 MP (depth)
  • 3.15 MP
Functions
  • LED flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 0 MP,
Specifications
  • 13 MP
Unknown
Performance
Performance — specifications for K51S, Prism II.
SpecificationK51SPrism II
Processor CPU
  • Octa-core 2.3 GHz
  • 1.0 GHz Cortex-A5
General specs
General specs — specifications for K51S, Prism II.
SpecificationK51SPrism II
Release date
  • 2020
  • February 18
  • 2013
  • June
Colors
  • Titanium
  • Pink
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life Unknown
  • Stand by time- Up to 260 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for K51S, Prism II.
SpecificationK51SPrism II
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for K51S, Prism II.
SpecificationK51SPrism II
Radio
  • No
  • FM radio
Other features
Other features — specifications for K51S, Prism II.
SpecificationK51SPrism II
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant
  • Sensors Accelerometer