HTC First vs Lava Z71

Compare recorded specifications, size and practical differences.

HTC First

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Lava Z71

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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.

WeightFirst: 26.1 g lighterFirst: 123.9 g · Z71: 150 g
WidthFirst: 5.9 mm narrowerFirst: 65 mm · Z71: 70.9 mm
Screen diagonalFirst: 1.41 in smaller diagonalFirst: 4.3 in · Z71: 5.71 in
ChipsetQualcomm MSM8930 Snapdragon 400 (28 nm) / Mediatek MT6762 Helio P22 (12 nm)First: Qualcomm MSM8930 Snapdragon 400 (28 nm) · Z71: Mediatek MT6762 Helio P22 (12 nm)
Rear camera layoutSingle / DualFirst: Single · Z71: Dual
HeightFirst: 19.6 mm shorterFirst: 126 mm · Z71: 145.6 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.

Front

Side

1. First
Height
126 mm
Width
65 mm
Depth
8.9 mm

Weight
123.9 g
2. Z71
Height
145.6 mm
Width
70.9 mm
Depth
9 mm

Weight
150 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials

Everyday essentials
Specification	First	Z71
Dimensions (HxWxD)	126 Х 65 Х 8.9 mm	145.6 Х 70.9 Х 9 mm
Weight	123.9 g	150 g
Technology	Super LCD	IPS LCD
Screen size	4.3" inch	5.71" inch
Screen resolution	720 x 1280 px	720 x 1520 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 1 GB RAM	32GB 2GB RAM
Memory card support	No	microSD up to 128 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	2000 mAh Non-removable Li-Po	3200 mAh Non-removable Li-Po
Operating system OS	Android 4.1 (Jelly Bean); Facebook Home UI	Android 9.0 (Pie)
Chipset	Qualcomm MSM8930 Snapdragon 400 (28 nm)	Mediatek MT6762 Helio P22 (12 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	First	Z71
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	51.0 cm2	81.4 cm2
Screen format	16:9 (height:width)	19:9 (height:width)
Screen to body ratio	62.2%	78.8%
PPI /points per inch/	342 PPI	295 PPI
Screen protection	Corning Gorilla Glass	Unknown

Camera and Video

Camera and Video
Specification	First	Z71
Rear camera, main	5 MP Single	13 MP Dual
Camera specs	5 MP AF	13 MP 2 MP
Functions	LED flash	LED flash
Video	1080p@30fps	1080p@30fps
Front camera, selfie	1.6 MP Single	5 MP Single
Specifications	1.6 MP	5 MP

Performance

Performance
Specification	First	Z71
Processor CPU	Dual-core 1.4 GHz Krait	Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU	Adreno 305	PowerVR GE8320
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	18456	Unknown

General specs

General specs
Specification	First	Z71
Release date	2013 April	2020 January
Colors	White Black Red Pale Blue	Ruby Red Steel 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
Body build	Unknown	Glass front plastic back plastic frame

Communication and Connectivity

Communication and Connectivity
Specification	First	Z71
SIM card	Micro-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 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 8(900) 40(2300) 41(2500)
Speed	HSPA	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps
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	microUSB 2.0 USB On-The-Go
Bluetooth	4.0 A2DP LE	4.2 A2DP LE

Music and Audio

Music and Audio
Specification	First	Z71
Radio	FM radio	FM radio
Others	Active noise cancellation with dedicated mic	Unknown

Other features

Other features
Specification	First	Z71
Dop	Sensors Accelerometer gyro proximity compass	Sensors Fingerprint (rear-mounted) accelerometer proximity - For India