Screen size
Smart 4 maxWinner: 6.0"+8.3%
Smart ultra 65.5"
Quick verdict
Smart ultra 6 leads the measured specs 7-3.
Measured wins
Smart 4 max
3
spec wins
Ties
7
equal specs
Smart ultra 6
7
spec wins
Overall winner
Screen size
Technology
Smart 4 max
GSM / HSPA / LTE
Smart ultra 6
GSM / HSPA / LTE
2G bands
Smart 4 max
GSM 900 / 1800 / 1900
Smart ultra 6
GSM 850 / 900 / 1800 / 1900
3G bands
Smart 4 max
HSDPA 900 / 2100
Smart ultra 6
HSDPA
4G bands
Smart 4 max
3, 7, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Smart ultra 6
3, 7, 20
Speed
Smart 4 max
HSPA, LTE Cat4 150/50 Mbps
Smart ultra 6
HSPA, LTE
GPRS
Smart 4 max
-
Smart ultra 6
Yes
EDGE
Smart 4 max
-
Smart ultra 6
Yes
Announced
Smart 4 max
2015, January. Released 2015, January
Smart ultra 6
2015, June. Released 2015, June
Status
Smart 4 max
Discontinued
Smart ultra 6
Discontinued
Dimensions
Smart 4 max
164 x 83.4 x 7.9 mm (6.46 x 3.28 x 0.31 in)
Smart ultra 6
154 x 77 x 8.4 mm (6.06 x 3.03 x 0.33 in)
Weight
Smart 4 max
170 g (6.00 oz)
Smart ultra 6
159 g (5.61 oz)
SIM
Smart 4 max
Micro-SIM
Smart ultra 6
Nano-SIM
Type
Smart 4 max
IPS LCD
Smart ultra 6
IPS LCD
Size
Smart 4 max
6.0 inches, 99.2 cm2 (~72.6% screen-to-body ratio)
Smart ultra 6
5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio)
Resolution
Smart 4 max
720 x 1280 pixels, 16:9 ratio (~245 ppi density)
Smart ultra 6
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
OS
Smart 4 max
Android 4.4.2 (KitKat)
Smart ultra 6
Android 5.0.1 (Lollipop), upgradable to 6.0.1 (Marshmallow)
Chipset
Smart 4 max
Qualcomm MSM8926 Snapdragon 400 (28 nm)
Smart ultra 6
Qualcomm MSM8939 Snapdragon 615 (28 nm)
CPU
Smart 4 max
Quad-core 1.2 GHz Cortex-A7
Smart ultra 6
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.1 GHz Cortex-A53)
GPU
Smart 4 max
Adreno 305
Smart ultra 6
Adreno 405
Card slot
Smart 4 max
microSDHC (dedicated slot)
Smart ultra 6
microSDXC (dedicated slot)
Internal
Smart 4 max
8GB 1GB RAM
Smart ultra 6
16GB 2GB RAM
Other
Smart 4 max
eMMC 4.5
Smart ultra 6
eMMC 4.5
Single
Smart 4 max
13 MP, AF
Smart ultra 6
13 MP, AF
Features
Smart 4 max
LED flash
Smart ultra 6
LED flash
Video
Smart 4 max
Yes
Smart ultra 6
1080p@30fps
Single
Smart 4 max
2 MP
Smart ultra 6
5 MP
Video
Smart 4 max
Smart ultra 6
Loudspeaker
Smart 4 max
Yes
Smart ultra 6
Yes
3.5mm jack
Smart 4 max
Yes
Smart ultra 6
Yes
WLAN
Smart 4 max
Wi-Fi 802.11 b/g/n, hotspot
Smart ultra 6
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Smart 4 max
4.0, A2DP
Smart ultra 6
4.0, A2DP
Positioning
Smart 4 max
GPS
Smart ultra 6
GPS
NFC
Smart 4 max
Yes
Smart ultra 6
No
Radio
Smart 4 max
FM radio
Smart ultra 6
FM radio
USB
Smart 4 max
microUSB 2.0
Smart ultra 6
microUSB 2.0
Sensors
Smart 4 max
Accelerometer, proximity
Smart ultra 6
Accelerometer, proximity
Type
Smart 4 max
Li-Ion 3000 mAh, non-removable
Smart ultra 6
Li-Ion 3000 mAh, non-removable
Colors
Smart 4 max
Black, White
Smart ultra 6
Gray, Silver
Models
Smart 4 max
-
Smart ultra 6
Smart ultra 6
Price
Smart 4 max
-
Smart ultra 6
About 170 EUR