Lava O2 vs Tecno Spark 7

Key Specs

Battery
5000 mAh	6000 mAh
Display
6.5 inches (16.51 cm)	6.52 inches (16.56 cm)
Front Camera
8 MP	8 MP
Processor
Unisoc T616	MediaTek Helio A25
RAM
8 GB	2 GB
Rear Camera
50 MP	16 MP

Battery

Capacity
5000 mAh	6000 mAh
Quick Charging
Yes, Fast, 18W	-
Removable
No	No
Standby time
Up to 500 Hours(2G)	-
TalkTime
Up to 38 Hours(4G)	-
Type
Li-Polymer	Li-Polymer
USB Type-C
Yes	No

Design

Colours
Imperial Green, Majestic Purple, Royal Gold	Magnet Black, Morpheus Blue, Spruce Green
Height
165 mm	164.8 mm
Thickness
8.7 mm	9.5 mm
Weight
200 grams Below	-
Width
76.1 mm	76 mm

Display

Aspect Ratio
20:9	20:9
Bezel-less display
Yes with punch-hole display	Yes with waterdrop notch
Brightness
-	480 nits
Display Type
IPS LCD	IPS LCD
Pixel Density
270 ppi	269 ppi
Refresh Rate
90 Hz	-
Resolution
720x1600 px (HD+)	720x1600 px (HD+)
Screen Size
6.5 inches (16.51 cm)	6.52 inches (16.56 cm)
Screen to Body Ratio (calculated)
81.24 %	81.94 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
Single	Single
Flash
Yes, Screen flash	Yes, Dual LED
Resolution
8 MP, Primary Camera	8 MP, Primary Camera

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General

Brand
Lava	Tecno
Custom UI
-	Android Go
Launch Date
March 27, 2024 (Official)	April 16, 2021 (Official)
Operating System
Android v13	Android v11

Main Camera

Autofocus
Yes	Yes
Camera Features
Digital Zoom Auto Flash Face detection Filters Touch to focus	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Dual	Dual
Flash
Yes, LED Flash	Yes, Quad LED Flash
Image Resolution
8150 x 6150 Pixels	4616 x 3464 Pixels
Resolution
50 MP, Wide Angle, Primary Camera	16 MP, Primary Camera
Settings
Exposure compensation, ISO control	Exposure compensation, ISO control
Shooting Modes
Continuous Shooting Burst mode	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
1920x1080 @ 30 fps	1920x1080 @ 30 fps

Multimedia

Audio Jack
3.5 mm	3.5 mm
FM Radio
Yes	Yes
Loudspeaker
Yes	Yes

Network & Connectivity

Bluetooth
Yes, v5.0	Yes, v5.0
GPS
Yes with A-GPS	Yes with A-GPS
NFC
No	No
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging	Mass storage device, USB charging, microUSB 2.0
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 b/g/n/ac)	Yes, Wi-Fi 4 (802.11 a/b/g/n)
Wi-Fi Features
Mobile Hotspot	Mobile Hotspot

Performance

Architecture
64 bit	-
CPU
Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)	Octa core (1.8 GHz, Quad core, Cortex A53 + 1.5 GHz, Quad core, Cortex A53)
Chipset
Unisoc T616	MediaTek Helio A25
Fabrication
12 nm	12 nm
Graphics
Mali-G57	PowerVR GE8320
RAM type
LPDDR4X	-

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Side	Rear
Other Sensors
Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Yes, Up to 512 GB	Yes, Up to 256 GB
Internal Memory
128 GB	32 GB
Storage Type
UFS 2.2	-
USB OTG
Yes	Yes