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  2. HTC First vs LG K51S

HTC First vs LG K51S

Compare recorded specifications, size and practical differences.

HTC First

HTC First

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    LG K51S

    LG K51S

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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.

        • WidthFirst: 11.7 mm narrowerFirst: 65 mm · K51S: 76.7 mm
        • Screen diagonalFirst: 2.2 in smaller diagonalFirst: 4.3 in · K51S: 6.5 in
        • Rear camera layoutSingle / QuadFirst: Single · K51S: Quad
        • DepthK51S: 0.7 mm thinnerK51S: 8.2 mm · First: 8.9 mm
        • HeightFirst: 39.2 mm shorterFirst: 126 mm · K51S: 165.2 mm
        • Release year2013 / 2020First: 2013 · K51S: 2020

        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.

        Front
        First: 126 × 65 mm 1 K51S: 165.2 × 76.7 mm 2
        Side
        First: 126 × 8.9 mm 1 K51S: 165.2 × 8.2 mm 2
        1. 1. First
          Height
          126 mm
          Width
          65 mm
          Depth
          8.9 mm+0.7 mm versus K51S
          Weight
          123.9 g
        2. 2. K51S
          Height
          165.2 mm+39.2 mm versus First
          Width
          76.7 mm+11.7 mm versus First
          Depth
          8.2 mm
          Weight
          Unknown

        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.

        Screen size
        First: 4.3 in, 16:9, About 51 cm² rectangular area 1 K51S: 6.5 in, 20:9, About 102 cm² rectangular area 2
        1. 1. First 4.3 in · 16:9 About 51 cm² rectangular area
        2. 2. K51S 6.5 in · 20:9 About 102 cm² rectangular area

        K51S has approximately 100.1% more rectangular screen area than First.

        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 by storage capacity and phone
        StorageFirstK51S
        16 GB 1 GB RAM Not recorded
        64 GB Not recorded 3 GB 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. First

        NFC
        Yes
        Headphone jack
        Yes
        Memory card support
        No

        2. K51S

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

        Battery capacity

        Capacity is not battery life. No endurance test is implied.

        Recorded capacity

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

        1. 1. First2000 mAh
        2. 2. K51S4000 mAh

          +2000 mAh versus First

        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. First2. K51S

        Everyday essentials
        Everyday essentials
        SpecificationFirstK51S
        Dimensions (HxWxD)
        • 126 Х 65 Х 8.9 mm
        • 165.2 Х 76.7 Х 8.2 mm
        Weight
        • 123.9 g
        • 0 g
        Technology
        • Super LCD
        • IPS LCD
        Screen size
        • 4.3" inch
        • 6.5" inch
        Screen resolution
        • 720 x 1280 px
        • 720 x 1600 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 16 GB
        • 1 GB RAM
        • 64GB 3GB RAM
        Memory card support
        • No
        • microSDXC (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Non-removable Li-Po
        • 4000 mAh
        • Non-removable Li-Po
        Operating system OS
        • Android 4.1 (Jelly Bean); Facebook Home UI
        • Android 10.0
        Chipset
        • Qualcomm MSM8930 Snapdragon 400 (28 nm)
        		 Unknown
        NFC
        • Yes
        • Yes
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationFirstK51S
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 51.0 cm2
        • 102.0 cm2
        Screen format
        • 16:9 (height:width)
        • 20:9 (height:width)
        Screen to body ratio
        • 62.2%
        • 80.5%
        PPI /points per inch/
        • 342 PPI
        • 270 PPI
        Screen protection
        • Corning Gorilla Glass
        		 Unknown
        Camera and Video
        Camera and Video
        SpecificationFirstK51S
        Rear camera, main
        • 5 MP
        • Single
        • 32 MP
        • Quad
        Camera specs
        • 5 MP
        • AF
        • 32 MP
        • (wide)
        • PDAF -5 MP
        • (ultrawide) -2 MP (macro) -2 MP (depth)
        Functions
        • LED flash
        • LED flash
        • panorama
        • HDR
        Video
        • 1080p@30fps
        • 1080p@30fps
        Front camera, selfie
        • 1.6 MP
        • Single
        • 13 MP
        • Single
        Specifications
        • 1.6 MP
        • 13 MP
        Performance
        Performance
        SpecificationFirstK51S
        Processor CPU
        • Dual-core 1.4 GHz Krait
        • Octa-core 2.3 GHz
        Graphics processor GPU
        • Adreno 305
        		 Unknown
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
        • 18456
        		 Unknown
        General specs
        General specs
        SpecificationFirstK51S
        Release date
        • 2013
        • April
        • 2020
        • February 18
        Colors
        • White
        • Black
        • Red
        • Pale Blue
        • Titanium
        • Pink
        • Blue
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 200 EUR
        		 Unknown
        Battery life
        • Stand by time- Up to 432 h Talking time- Up to 14 h 20 min
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationFirstK51S
        SIM card
        • Micro-SIM
        • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
        • dual stand-by)
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900)
        • 4(1700/2100)
        • 5(850)
        • 17(700) - AT&T
        • 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)
        Speed
        • HSPA
        • HSPA 42.2/5.76 Mbps
        • LTE-A
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 a/b/g/n
        • dual-band
        • hotspot
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • GLONASS
        • Yes
        • with A-GPS
        USB
        • microUSB 2.0
        • 2.0
        • Type-C 1.0 reversible connector
        Bluetooth
        • 4.0
        • A2DP
        • LE
        • 5.0
        • A2DP
        • LE
        Music and Audio
        Music and Audio
        SpecificationFirstK51S
        Radio
        • FM radio
        • No
        Others
        • Active noise cancellation with dedicated mic
        		 Unknown
        Other features
        Other features
        SpecificationFirstK51S
        Dop
        • Sensors Accelerometer
        • gyro
        • proximity
        • compass
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • proximity - MIL-STD-810G compliant

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