Google Pixel 4 vs Lava Z91

Compare recorded specifications, size and practical differences.

Google Pixel 4

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Lava Z91

Replace Z91

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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.

Display technologyOLED versus LCDPixel 4: OLED · Z91: LCD
WeightZ91: 15 g lighterZ91: 147 g · Pixel 4: 162 g
WidthPixel 4: 4.1 mm narrowerPixel 4: 68.8 mm · Z91: 72.9 mm
ChipsetQualcomm SDM855 Snapdragon 855 (7 nm) / Mediatek MT6739 (28 nm)Pixel 4: Qualcomm SDM855 Snapdragon 855 (7 nm) · Z91: Mediatek MT6739 (28 nm)
Rear camera layoutDual / SinglePixel 4: Dual · Z91: Single
DepthZ91: 0.5 mm thinnerZ91: 7.7 mm · Pixel 4: 8.2 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. Pixel 4
Height
147.1 mm
Width
68.8 mm
Depth
8.2 mm+0.5 mm versus Z91

Weight
162 g
2. Z91
Height
152 mm+4.9 mm versus Pixel 4
Width
72.9 mm+4.1 mm versus Pixel 4
Depth
7.7 mm

Weight
147 g

Weight

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

1. Pixel 4162 g

+15 g versus Z91
2. Z91147 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.

Screen size

1. Pixel 4 5.7 in · 19:9 About 81.1 cm² rectangular area
2. Z91 5.7 in · 18:9 About 83.8 cm² rectangular area

Z91 has approximately 3.4% more rectangular screen area than Pixel 4.

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
Storage	Pixel 4	Z91
32 GB	Not recorded	3 GB RAM
64 GB	6 GB RAM	Not recorded
128 GB	6 GB RAM	Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Pixel 4

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

2. Z91

NFC: Unknown
Headphone jack: Yes
Memory card support: See details microSD · up to 128 GB (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. Pixel 42800 mAh
2. Z913000 mAh

+200 mAh versus Pixel 4

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. Pixel 42. Z91

Everyday essentials

Everyday essentials
Specification	Pixel 4	Z91
Dimensions (HxWxD)	147.1 Х 68.8 Х 8.2 mm	152 Х 72.9 Х 7.7 mm
Weight	162 g	147 g
Technology	P-OLED	IPS LCD
Screen size	5.7" inch	5.7" inch
Screen resolution	1080 x 2280 px	720 x 1440 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64GB 6GB RAM 128GB 6GB RAM	32 GB 3 GB RAM
Memory card support	No	microSD up to 128 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	2800 mAh Non-removable Li-Po	3000 mAh Non-removable Li-Po
Operating system OS	Android 10	Android 7.1 (Nougat)
Chipset	Qualcomm SDM855 Snapdragon 855 (7 nm)	Mediatek MT6739 (28 nm)
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display
Specification	Pixel 4	Z91
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	80.7 cm2	83.8 cm2
Screen format	19:9 (height:width)	18:9 (height:width)
Screen to body ratio	79.8%	75.7%
PPI /points per inch/	444 PPI	282 PPI
Screen protection	Corning Gorilla Glass 5	Unknown

Camera and Video

Camera and Video
Specification	Pixel 4	Z91
Rear camera, main	12.2 MP Dual	13 MP Single
Camera specs	12.2 MP f/1.7 28mm (wide) 1/2.55'' 1.4µm dual pixel PDAF OIS -16 MP f/2.4 45mm (telephoto) 1.0µm PDAF OIS 2x optical zoom	13 MP f/2.0 1.12µm AF
Functions	Auto-HDR	LED flash
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Dual	8 MP Single
Specifications	8 MP f/2.0 22mm (wide) 1.22µm no AF TOF 3D camera	8 MP f/2.2
DxOMark Main ScoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	112	Unknown
DxOMark PhotoLegacy recorded score. Test conditions are unspecified; no new testing is implied.	93	Unknown
DxOMark VideoLegacy recorded score. Test conditions are unspecified; no new testing is implied.	91	Unknown
DxOMark Selfie ScoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	92	Unknown

Performance

Performance
Specification	Pixel 4	Z91
Processor CPU	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)	Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU	Adreno 640	PowerVR GE8100
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	35722
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	425000	Unknown
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	555	Unknown
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	2165	Unknown

General specs

General specs
Specification	Pixel 4	Z91
Release date	2019 October	2018 March
Colors	Clearly White Just Black Oh So Orange	Blue
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	750 EUR	10000 INR
Body build	Front/back glass (Gorilla Glass 5) aluminum frame	Unknown

Communication and Connectivity

Communication and Connectivity
Specification	Pixel 4	Z91
SIM card	Nano-SIM card & eSIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 13(700) 17(700) 20(800) 25(1900) 26(850) 28(700) 32(1500) 38(2600) 39(1900) 40(2300) 41(2500) 66(1700/2100) 71(600) - Global LTE band 1(2100) 14(700) 18(800) 19(800) 29(700) 30(2300) 46(5200) 48 71(600) - USA	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)
Speed	HSPA 42.2/5.76 Mbps LTE-A (5CA) Cat18 1200/150 Mbps	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/ac dual-band Wi-Fi Direct DLNA hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes with A-GPS GLONASS BDS GALILEO	Yes with A-GPS
USB	3.1 Type-C 1.0 reversible connector	microUSB 2.0 USB On-The-Go
Bluetooth	5.0 A2DP LE aptX HD	4.0 A2DP

Music and Audio

Music and Audio
Specification	Pixel 4	Z91
Radio	No	FM radio
Others	DCI-P3 100% -HDR -Always-on display -90Hz Active noise cancellation with dedicated mic	Unknown

Other features

Other features
Specification	Pixel 4	Z91
Dop	Sensors Face ID accelerometer gyro proximity compass barometer - Fast battery charging 18W -USB Power Delivery 2.0 -QI wireless charging - IP68 dust/water resistant (up to 1.5m for 30 mins)	Sensors Fingerprint (rear-mounted) accelerometer proximity - For India

Google Pixel 4 vs Lava Z91

Google Pixel 4

Lava Z91

Key differences

Physical size

Screen size

Memory variants

Practical features

1. Pixel 4

2. Z91

Battery capacity

Specifications

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