Screen size
S8152.4"
T7445Winner: 7.0"+66%
Quick verdict
T7445 leads the measured specs 13-1.
Measured wins
S815
1
spec wins
Ties
3
equal specs
T7445
13
spec wins
Overall winner
Screen size
Technology
S815
GSM / HSPA
T7445
GSM / HSPA
2G bands
S815
GSM 850 / 900 / 1800 / 1900
T7445
GSM 850 / 900 / 1800 / 1900 - SIM1 & SIM 2
3G bands
S815
HSDPA 850 / 1900
T7445
HSDPA 850 / 1900
Speed
S815
HSPA 3.6/0.384 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
T7445
HSPA 21.1/5.76 Mbps
Announced
S815
2011, Q4. Released 2011, December
T7445
2017, June. Released 2017, June
Status
S815
Discontinued
T7445
Discontinued
Dimensions
S815
105.5 x 58 x 11.7 mm (4.15 x 2.28 x 0.46 in)
T7445
189.8 x 109.7 x 10.6 mm (7.47 x 4.32 x 0.42 in)
Weight
S815
90 g (3.17 oz)
T7445
275 g (6.17 oz)
Keyboard
S815
QWERTY
T7445
-
SIM
S815
Mini-SIM
T7445
Dual SIM (Mini-SIM, Micro-SIM)
Type
S815
TFT
T7445
TFT
Size
S815
2.4 inches, 17.8 cm2 (~29.2% screen-to-body ratio)
T7445
7.0 inches, 137.9 cm2 (~66.2% screen-to-body ratio)
Resolution
S815
320 x 240 pixels, 4:3 ratio (~167 ppi density)
T7445
600 x 1024 pixels, 16:9 ratio (~170 ppi density)
Card slot
S815
microSDHC (dedicated slot)
T7445
microSDXC
Phonebook
S815
1000 entries
T7445
-
Call records
S815
Yes
T7445
-
Internal
S815
-
T7445
8GB 1GB RAM
Single
S815
2 MP
T7445
5 MP, f/2.4
Video
S815
Yes
T7445
720p@30fps
Features
S815
-
T7445
LED flash, panorama
Other
S815
No
T7445
-
Single
S815
-
T7445
2 MP
Features
S815
-
T7445
LED flash
Video
S815
-
T7445
Loudspeaker
S815
Yes
T7445
Yes
3.5mm jack
S815
Yes
T7445
Yes
WLAN
S815
No
T7445
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
S815
Yes
T7445
4.0, A2DP, LE
Positioning
S815
No
T7445
GPS
Radio
S815
FM radio
T7445
FM radio
USB
S815
Proprietary
T7445
microUSB 2.0
NFC
S815
-
T7445
No
Sensors
S815
T7445
Accelerometer
Messaging
S815
SMS, MMS, Email, IM
T7445
-
Games
S815
Yes
T7445
-
Java
S815
Yes, MIDP 2.0
T7445
-
Other
S815
SNS applications MP3/MP4/3GP player Organizer Voice memo Predictive text input
T7445
-
Type
S815
Removable Li-Ion battery
T7445
Li-Po 2500 mAh battery
Stand-by
S815
Up to 192 h
T7445
Up to 216 h (3G)
Talk time
S815
Up to 3 h
T7445
Up to 10 h (3G)
Colors
S815
Black
T7445
Black
SAR
S815
-
T7445
0.48 W/kg (head) 1.21 W/kg (body)
OS
S815
-
T7445
Android 7.0 (Nougat)
Chipset
S815
-
T7445
Mediatek MT8321 (28 nm)
CPU
S815
-
T7445
Quad-core 1.3 GHz Cortex-A7
GPU
S815
-
T7445
Mali-400