Screen size
equal specss5025 Helix5.0"
s5035 Spear5.0"
Quick verdict
s5025 Helix and s5035 Spear are close on the measured specs.
Measured wins
s5025 Helix
2
spec wins
Ties
13
equal specs
s5035 Spear
2
spec wins
Screen size
equal specsTechnology
s5025 Helix
GSM / HSPA
s5035 Spear
GSM / HSPA
2G bands
s5025 Helix
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
s5035 Spear
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
s5025 Helix
HSDPA 850 / 1700(AWS) / 1900
s5035 Spear
HSDPA 850 / 1700 / 1900 / 900
Speed
s5025 Helix
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
equal specsCPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
s5035 Spear
HSPA 21.1/5.76 Mbps
Announced
s5025 Helix
2015, December. Released 2015, December
s5035 Spear
2017, April. Released 2017, April
Status
s5025 Helix
Discontinued
s5035 Spear
Discontinued
Dimensions
s5025 Helix
143.5 x 72.5 x 7.9 mm (5.65 x 2.85 x 0.31 in)
s5035 Spear
146.5 x 72 x 7.9 mm (5.77 x 2.83 x 0.31 in)
Weight
s5025 Helix
136 g (4.80 oz)
s5035 Spear
145 g (5.11 oz)
SIM
s5025 Helix
Dual SIM (Micro-SIM, dual stand-by)
s5035 Spear
Nano-SIM + Micro-SIM
Type
s5025 Helix
IPS LCD
s5035 Spear
IPS LCD
Size
s5025 Helix
5.0 inches, 68.9 cm2 (~66.2% screen-to-body ratio)
s5035 Spear
5.0 inches, 68.9 cm2 (~65.3% screen-to-body ratio)
Resolution
s5025 Helix
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
s5035 Spear
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection
s5025 Helix
Scratch-resistant glass
s5035 Spear
Scratch-resistant glass
OS
s5025 Helix
Android 5.1 (Lollipop)
s5035 Spear
Android 6.0 (Marshmallow)
Chipset
s5025 Helix
Mediatek MT6580 (28 nm)
s5035 Spear
Mediatek MT6580M (28 nm)
CPU
s5025 Helix
Quad-core 1.3 GHz Cortex-A7
s5035 Spear
Quad-core 1.3 GHz Cortex-A7
GPU
s5025 Helix
Mali-400MP2
s5035 Spear
Mali-400MP2
Card slot
s5025 Helix
microSDHC
s5035 Spear
microSDXC
Internal
s5025 Helix
8GB 1GB RAM
s5035 Spear
8GB 1GB RAM
Single
s5025 Helix
13 MP, AF
s5035 Spear
8 MP, f/2.8, AF
Features
s5025 Helix
LED flash, panorama
s5035 Spear
LED flash, panorama
Video
s5025 Helix
1080p@30fps
s5035 Spear
1080p@30fps
Single
s5025 Helix
5 MP
s5035 Spear
8 MP, f/2.8
Video
s5025 Helix
s5035 Spear
Loudspeaker
s5025 Helix
Yes
s5035 Spear
Yes
3.5mm jack
s5025 Helix
Yes
s5035 Spear
Yes
WLAN
s5025 Helix
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
s5035 Spear
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
s5025 Helix
4.0, A2DP, LE
s5035 Spear
4.0, A2DP
Positioning
s5025 Helix
GPS
s5035 Spear
GPS
NFC
s5025 Helix
No
s5035 Spear
No
Radio
s5025 Helix
Stereo FM radio
s5035 Spear
Stereo FM radio
USB
s5025 Helix
microUSB 2.0
s5035 Spear
microUSB 2.0
Sensors
s5025 Helix
Accelerometer, proximity
s5035 Spear
Accelerometer, proximity
Type
s5025 Helix
Li-Ion 1950 mAh, non-removable
s5035 Spear
Li-Po 2000 mAh battery
Stand-by
s5025 Helix
Up to 240 h (3G)
s5035 Spear
Up to 240 h (3G)
Talk time
s5025 Helix
Up to 7 h (3G)
s5035 Spear
Up to 8 h (3G)
Colors
s5025 Helix
Black, Blue
s5035 Spear
Black, Blue
SAR
s5025 Helix
0.68 W/kg (head) 1.25 W/kg (body)
s5035 Spear
0.59 W/kg (head) 1.41 W/kg (body)