Screen size
Fire 5 UltraWinner: 6.6"+9.1%
S61 Pro6.0"
Quick verdict
Fire 5 Ultra leads the measured specs 8-7.
Measured wins
Fire 5 Ultra
8
spec wins
Overall winner
Ties
6
equal specs
S61 Pro
7
spec wins
Screen size
Technology
Fire 5 Ultra
GSM / HSPA / LTE
S61 Pro
GSM / CDMA / HSPA / LTE
2G bands
Fire 5 Ultra
GSM 850 / 900 / 1800 / 1900
S61 Pro
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
Fire 5 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
S61 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Fire 5 Ultra
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
S61 Pro
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
Speed
Fire 5 Ultra
HSPA, LTE
S61 Pro
HSPA, LTE
Announced
Fire 5 Ultra
2025, December
S61 Pro
2022, June 23
Status
Fire 5 Ultra
Available. Released 2025, December
S61 Pro
Available. Released 2022, July
Dimensions
Fire 5 Ultra
176.5 x 82.5 x 18.7 mm (6.95 x 3.25 x 0.74 in)
S61 Pro
167.4 x 81.4 x 14.6 mm (6.59 x 3.20 x 0.57 in)
Weight
Fire 5 Ultra
395 g (13.93 oz)
S61 Pro
266 g (9.38 oz)
SIM
Fire 5 Ultra
Nano-SIM + Nano-SIM
S61 Pro
Nano-SIM + Nano-SIM
Other
Fire 5 Ultra
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.5m MIL-STD-810H compliant Dedicated flashlight (on the back)
S61 Pro
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.5m MIL-STD-810H compliant
Type
Fire 5 Ultra
IPS LCD, 90Hz, 400 nits
S61 Pro
IPS LCD
Size
Fire 5 Ultra
6.6 inches, 104.6 cm2 (~71.9% screen-to-body ratio)
S61 Pro
6.0 inches, 92.9 cm2 (~68.2% screen-to-body ratio)
Resolution
Fire 5 Ultra
720 x 1612 pixels, 20:9 ratio (~267 ppi density)
S61 Pro
720 x 1440 pixels, 18:9 ratio (~268 ppi density)
Protection
Fire 5 Ultra
Mohs level 6
S61 Pro
Corning Gorilla Glass
OS
Fire 5 Ultra
Android 15
S61 Pro
Android 12
Chipset
Fire 5 Ultra
Mediatek Helio G81 (12 nm)
S61 Pro
Mediatek MT6765G Helio G35 (12 nm)
CPU
Fire 5 Ultra
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
S61 Pro
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
Fire 5 Ultra
Mali-G52 MC2
S61 Pro
PowerVR GE8320
Card slot
Fire 5 Ultra
microSDXC (dedicated slot)
S61 Pro
microSDXC (dedicated slot)
Internal
Fire 5 Ultra
256GB 8GB RAM
S61 Pro
128GB 6GB RAM
Single
Fire 5 Ultra
48 MP, f/1.8, (wide), AF
S61 Pro
-
Features
Fire 5 Ultra
Dual-LED flash, HDR, panorama
S61 Pro
Quad-LED flash, HDR, panorama
Video
Fire 5 Ultra
1440p@30fps
S61 Pro
1080p
Dual
Fire 5 Ultra
-
S61 Pro
48 MP, f/1.8, (wide), PDAF 20 MP, f/1.8, (night vision), 4 infrared night vision lights
Single
Fire 5 Ultra
8 MP, f/2.0, (wide)
S61 Pro
16 MP, f/2.0, (wide)
Video
Fire 5 Ultra
1080p@30fps
S61 Pro
1080p
Loudspeaker
Fire 5 Ultra
Yes
S61 Pro
Yes
3.5mm jack
Fire 5 Ultra
No
S61 Pro
Yes
WLAN
Fire 5 Ultra
Wi-Fi 802.11 a/b/g/n/ac, dual-band
S61 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Fire 5 Ultra
5.0, A2DP, LE
S61 Pro
5.0, A2DP, LE
Positioning
Fire 5 Ultra
GPS, GLONASS, GALILEO, BDS
S61 Pro
GPS, GLONASS, GALILEO, BDS
NFC
Fire 5 Ultra
Yes
S61 Pro
Yes
Radio
Fire 5 Ultra
FM radio
S61 Pro
FM radio
USB
Fire 5 Ultra
USB Type-C
S61 Pro
USB Type-C 2.0, OTG
Sensors
Fire 5 Ultra
Fingerprint (side-mounted), accelerometer, proximity, compass
S61 Pro
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
Fire 5 Ultra
13000 mAh
S61 Pro
5180 mAh
Charging
Fire 5 Ultra
18W wired
S61 Pro
10W wired
Colors
Fire 5 Ultra
Gray, Orange, Green
S61 Pro
Transparent, Wood Grain, Carbon Fiber, AG Frost
Price
Fire 5 Ultra
About 250 EUR
S61 Pro
About 190 EUR