Screen size
Quick verdict
Spark 20 leads the measured specs 9-4.
Measured wins
Spark 20
9
spec wins
Overall winner
Ties
6
equal specs
Spark Go 1S
4
spec wins
Screen size
Technology
Spark 20
GSM / HSPA / LTE
Spark Go 1S
GSM / HSPA / LTE
2G bands
Spark 20
GSM 850 / 900 / 1800 / 1900
Spark Go 1S
GSM 850 / 900 / 1800 / 1900
3G bands
Spark 20
HSDPA 900 / 2100
Spark Go 1S
HSDPA 900 / 2100
4G bands
Spark 20
LTE
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Spark Go 1S
LTE
Speed
Spark 20
HSPA, LTE
Spark Go 1S
HSPA, LTE
Announced
Spark 20
2023, December 01
Spark Go 1S
2025, January 06
Status
Spark 20
Available. Released 2023, December
Spark Go 1S
Available. Released 2025, January
Dimensions
Spark 20
163.7 x 75.6 x 8.5 mm (6.44 x 2.98 x 0.33 in)
Spark Go 1S
165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in)
Weight
Spark 20
-
Spark Go 1S
-
Build
Spark 20
Glass front, plastic back, plastic frame
Spark Go 1S
Glass front, plastic back, plastic frame
SIM
Spark 20
Nano-SIM + Nano-SIM
Spark Go 1S
Nano-SIM + Nano-SIM
Other
Spark 20
IP53 dust protected and water resistant (vertical water sprays)
Spark Go 1S
IP54 dust protected and water resistant (water splashes)
Type
Spark 20
IPS LCD, 90Hz
Spark Go 1S
IPS LCD, 90Hz
Size
Spark 20
6.6 inches, 104.6 cm2 (~84.6% screen-to-body ratio)
Spark Go 1S
6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)
Resolution
Spark 20
720 x 1612 pixels, 20:9 ratio (~267 ppi density)
Spark Go 1S
720 x 1600 pixels, 20:9 ratio (~263 ppi density)
OS
Spark 20
Android 13, HIOS 13
Spark Go 1S
Android 14 (Go edition), HIOS 14
Chipset
Spark 20
Mediatek MT6769Z Helio G85 (12 nm)
Spark Go 1S
Mediatek Helio G50
CPU
Spark 20
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Spark Go 1S
Octa-core 2.2 GHz Cortex-A53
GPU
Spark 20
Mali-G52 MC2
Spark Go 1S
PowerVR GE8320
Card slot
Spark 20
microSDXC
Spark Go 1S
microSDXC
Internal
Spark 20
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Spark Go 1S
64GB 3GB RAM
Other
Spark 20
-
Spark Go 1S
eMMC 5.1
Single
Spark 20
50 MP, f/1.6, (wide), 0.64µm, PDAF Auxiliary lens
Spark Go 1S
13 MP, f/1.8, 27mm (wide), PDAF
Features
Spark 20
Dual-LED flash, HDR
Spark Go 1S
Dual-LED flash, HDR
Video
Spark 20
1440p@30fps, 1080p@30fps
Spark Go 1S
1080p@30fps
Single
Spark 20
32 MP, f/2.2, (wide)
Spark Go 1S
8 MP
Features
Spark 20
Dual-LED flash
Spark Go 1S
-
Video
Spark 20
1080p@30fps
Spark Go 1S
Yes
Loudspeaker
Spark 20
Yes, with stereo speakers
Spark Go 1S
Yes, with dual speakers
3.5mm jack
Spark 20
Yes
Spark Go 1S
Yes
WLAN
Spark 20
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Spark Go 1S
Yes
Bluetooth
Spark 20
5.2, A2DP, LE
Spark Go 1S
Yes
Positioning
Spark 20
GPS
Spark Go 1S
GPS
NFC
Spark 20
No
Spark Go 1S
No
Radio
Spark 20
FM radio
Spark Go 1S
Unspecified
USB
Spark 20
USB Type-C, OTG
Spark Go 1S
USB Type-C, OTG
Infrared port
Spark 20
-
Spark Go 1S
Yes
Sensors
Spark 20
Fingerprint (side-mounted), accelerometer, proximity, compass
Spark Go 1S
Fingerprint (side-mounted); unspecified sensors
Type
Spark 20
5000 mAh
Spark Go 1S
5000 mAh
Charging
Spark 20
18W wired
Spark Go 1S
15W wired
Colors
Spark 20
Gravity Black, Cyber White, Neon Gold, Magic Skin 2.0 (Blue)
Spark Go 1S
Startrail Black, Glittery White
Models
Spark 20
KJ5, KJ5n
Spark Go 1S
KL4h
Price
Spark 20
-
Spark Go 1S
About 70 EUR