Screen size
Pop X 4GWinner: 6.7"+3.3%
Spark 46.5"
Quick verdict
Pop X 4G leads the measured specs 10-3.
Measured wins
Pop X 4G
10
spec wins
Overall winner
Ties
7
equal specs
Spark 4
3
spec wins
Screen size
Technology
Pop X 4G
GSM / HSPA / LTE
Spark 4
GSM / HSPA / LTE
2G bands
Pop X 4G
GSM 850 / 900 / 1800 / 1900
Spark 4
GSM 850 / 900 / 1800 / 1900
3G bands
Pop X 4G
HSDPA 900 / 2100
Spark 4
HSDPA 850 / 900 / 2100
4G bands
Pop X 4G
LTE
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Spark 4
1, 3, 5, 8, 38, 40, 41
Speed
Pop X 4G
HSPA, LTE
Spark 4
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Pop X 4G
2026, March 04
Spark 4
2019, September 25. Released 2019, September 25
Status
Pop X 4G
Available. Released 2026, March 06
Spark 4
Discontinued
Dimensions
Pop X 4G
167.7 x 77.8 x 8.1 mm (6.60 x 3.06 x 0.32 in)
Spark 4
165.3 x 75.9 x 8.2 mm (6.51 x 2.99 x 0.32 in)
Weight
Pop X 4G
-
Spark 4
-
Build
Pop X 4G
Glass front, plastic back, plastic frame
Spark 4
Glass front, plastic back, plastic frame
SIM
Pop X 4G
Nano-SIM + Nano-SIM
Spark 4
Nano-SIM + Nano-SIM
Other
Pop X 4G
IP64 dust tight and water resistant (water splashes) Drop resistant up to 1.2m
Spark 4
-
Type
Pop X 4G
IPS LCD, 120Hz
Spark 4
IPS LCD
Size
Pop X 4G
6.74 inches, 109.7 cm2 (~84.1% screen-to-body ratio)
Spark 4
6.52 inches, 102.6 cm2 (~81.8% screen-to-body ratio)
Resolution
Pop X 4G
720 x 1600 pixels, 20:9 ratio (~260 ppi density)
Spark 4
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
OS
Pop X 4G
Android 15, HIOS 15
Spark 4
Android 9.0 (Pie), HIOS 5.5
Chipset
Pop X 4G
Unisoc T7250 (12 nm)
Spark 4
-
CPU
Pop X 4G
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Spark 4
Quad-core 2.0 GHz
GPU
Pop X 4G
Mali-G57 MP1
Spark 4
-
Card slot
Pop X 4G
microSDXC (dedicated slot)
Spark 4
microSDXC (dedicated slot)
Internal
Pop X 4G
64GB 4GB RAM
Spark 4
32GB 2GB RAM, 32GB 3GB RAM
Other
Pop X 4G
-
Spark 4
eMMC 5.1
Single
Pop X 4G
13 MP, f/1.9, (wide)
Spark 4
-
Features
Pop X 4G
Dual-LED
Spark 4
Dual LED flash, HDR, panorama
Video
Pop X 4G
Yes
Spark 4
1080p@30fps
Triple
Pop X 4G
-
Spark 4
13 MP, AF Auxiliary lenses
Single
Pop X 4G
8 MP
Spark 4
8 MP
Video
Pop X 4G
Yes
Spark 4
1080p@30fps
Features
Pop X 4G
-
Spark 4
LED flash
Loudspeaker
Pop X 4G
Yes
Spark 4
Yes
3.5mm jack
Pop X 4G
Yes
Spark 4
Yes
WLAN
Pop X 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Spark 4
Wi-Fi 802.11 b/g/n
Bluetooth
Pop X 4G
5.2, A2DP, LE
Spark 4
4.2, A2DP, LE
Positioning
Pop X 4G
GPS
Spark 4
GPS
NFC
Pop X 4G
No
Spark 4
No
Infrared port
Pop X 4G
Yes
Spark 4
-
Radio
Pop X 4G
FM radio
Spark 4
FM radio
USB
Pop X 4G
USB Type-C, OTG
Spark 4
microUSB 2.0, OTG
Sensors
Pop X 4G
Fingerprint (side-mounted), accelerometer
Spark 4
Fingerprint (rear-mounted), accelerometer, proximity
Type
Pop X 4G
Li-Po 5000 mAh
Spark 4
Li-Ion 4000 mAh
Charging
Pop X 4G
15W wired
Spark 4
-
Colors
Pop X 4G
Flare White, Chilly Green
Spark 4
Royal Purple, Vacation Blue
Price
Pop X 4G
₹ 9,499
Spark 4
-
Models
Pop X 4G
-
Spark 4
KC8