Screen size
Curve 85202.5"
Q10Winner: 3.1"+21%
Quick verdict
Q10 leads the measured specs 13-1.
Measured wins
Curve 8520
1
spec wins
Ties
3
equal specs
Q10
13
spec wins
Overall winner
Screen size
Technology
Curve 8520
GSM
Q10
GSM / CDMA / HSPA / LTE
2G bands
Curve 8520
GSM 850 / 900 / 1800 / 1900
Q10
GSM 850 / 900 / 1800 / 1900 - all versions, CDMA 800 / 1900 - SQN100-2, SQN100-4
GPRS
Curve 8520
Class 10
Q10
-
EDGE
Curve 8520
Class 10
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
Q10
-
3G bands
Curve 8520
-
Q10
HSDPA 850 / 1900 / 2100 - SQN100-1, HSDPA 850 / 900 / 1900 / 2100 - SQN100-2, SQN100-3, SQN100-4, HSDPA 850 / 1700 / 1900 / 2100 - SQN100-5
4G bands
Curve 8520
-
Q10
2, 4, 5, 17 - SQN100-1, SQN100-5, 4, 13 - SQN100-2, 3, 7, 8, 20 - SQN100-3, 25 - SQN100-4
Speed
Curve 8520
-
Q10
EV-DO Rev.A 3.1 Mbps, HSPA, LTE (market dependent)
Announced
Curve 8520
2009, July. Released 2009, August
Q10
2013, January. Released 2013, April
Status
Curve 8520
Discontinued
Q10
Discontinued
Dimensions
Curve 8520
109 x 60 x 13.9 mm (4.29 x 2.36 x 0.55 in)
Q10
119.6 x 66.8 x 10.4 mm (4.71 x 2.63 x 0.41 in)
Weight
Curve 8520
106 g (3.74 oz)
Q10
139 g (4.90 oz)
Keyboard
Curve 8520
QWERTY
Q10
QWERTY
SIM
Curve 8520
Mini-SIM
Q10
Micro-SIM
Other
Curve 8520
Optical trackpad
Q10
-
Build
Curve 8520
-
Q10
Glass front, plastic back, plastic frame
Type
Curve 8520
TFT, 65K colors
Q10
Super AMOLED
Size
Curve 8520
2.46 inches, 18.7 cm2 (~28.7% screen-to-body ratio)
Q10
3.1 inches, 31.0 cm2 (~38.8% screen-to-body ratio)
Resolution
Curve 8520
320 x 240 pixels, 4:3 ratio (~163 ppi density)
Q10
720 x 720 pixels, 1:1 ratio (~328 ppi density)
OS
Curve 8520
BlackBerry OS 5.0
Q10
BlackBerry OS 10, upgradable to 10.3.1
CPU
Curve 8520
512 MHz
Q10
Dual-core 1.5 GHz Krait (LTE version)/ Cortex-A9 (Non-LTE)
Chipset
Curve 8520
-
Q10
Snapdragon S4 (LTE version)/ TI OMAP 4470 (Non-LTE)
GPU
Curve 8520
-
Q10
Adreno 225 (LTE version)/ PowerVR SGX544 (Non-LTE)
Card slot
Curve 8520
microSDHC (dedicated slot)
Q10
microSDXC (dedicated slot)
Internal
Curve 8520
256MB
Q10
16GB 2GB RAM
Single
Curve 8520
2 MP
Q10
8 MP, f/2.2, 31mm (standard), AF
Video
Curve 8520
320p
Q10
1080p@30fps
Features
Curve 8520
-
Q10
LED flash, HDR, panorama
Other
Curve 8520
No
Q10
-
Single
Curve 8520
-
Q10
2 MP
Video
Curve 8520
-
Q10
720p
Loudspeaker
Curve 8520
Yes
Q10
Yes
3.5mm jack
Curve 8520
Yes
Q10
Yes
Other
Curve 8520
Dedicated music keys
Q10
-
WLAN
Curve 8520
Wi-Fi 802.11b/g
Q10
Wi-Fi 802.11 a/b/g/n, dual band, hotspot
Bluetooth
Curve 8520
2.0, A2DP
Q10
4.0, A2DP
Positioning
Curve 8520
No
Q10
GPS
Radio
Curve 8520
No
Q10
FM radio (after SW upgrade)
USB
Curve 8520
microUSB
Q10
microUSB 2.0
NFC
Curve 8520
-
Q10
Yes
Sensors
Curve 8520
Q10
Accelerometer, gyro, proximity, compass
Browser
Curve 8520
HTML
Q10
-
Other
Curve 8520
MP3/eAAC+/WMA/WAV player MP4/H.264/WMV player Organizer Voice memo/dial Predictive text input
Q10
HDMI port
Type
Curve 8520
Removable Li-Ion 1150 mAh battery
Q10
Li-Ion 2100 mAh, removable
Stand-by
Curve 8520
Up to 408 h
Q10
Up to 360 h (3G)
Talk time
Curve 8520
Up to 4 h 30 min
Q10
Up to 10 h (2G) / Up to 13 h 30 min (3G)
Colors
Curve 8520
Black
Q10
Black, White
SAR
Curve 8520
1.22 W/kg (head) 0.83 W/kg (body)
Q10
1.16 W/kg (head) 0.75 W/kg (body)
SAR EU
Curve 8520
1.02 W/kg (head) 0.78 W/kg (body)
Q10
1.41 W/kg (head) 0.78 W/kg (body)
Price
Curve 8520
About 70 EUR
Q10
About 110 EUR