Screen size
Fire 5 UltraWinner: 6.6"+32%
Smini4.5"
Quick verdict
Fire 5 Ultra leads the measured specs 7-6.
Measured wins
Fire 5 Ultra
7
spec wins
Overall winner
Ties
7
equal specs
Smini
6
spec wins
Screen size
Technology
Fire 5 Ultra
GSM / HSPA / LTE
Smini
GSM / HSPA / LTE
2G bands
Fire 5 Ultra
GSM 850 / 900 / 1800 / 1900
Smini
GSM 850 / 900 / 1800 / 1900
3G bands
Fire 5 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Smini
HSDPA 850 / 900 / 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
equal specsStorage
equal specsMain camera
Front camera
equal specsBattery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
Smini
LTE
Speed
Fire 5 Ultra
HSPA, LTE
Smini
HSPA, LTE
Announced
Fire 5 Ultra
2025, December
Smini
2023, October 27
Status
Fire 5 Ultra
Available. Released 2025, December
Smini
Available. Released 2023, November 11
Dimensions
Fire 5 Ultra
176.5 x 82.5 x 18.7 mm (6.95 x 3.25 x 0.74 in)
Smini
133 x 60 x 13.5 mm (5.24 x 2.36 x 0.53 in)
Weight
Fire 5 Ultra
395 g (13.93 oz)
Smini
155 g (5.47 oz)
SIM
Fire 5 Ultra
Nano-SIM + Nano-SIM
Smini
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)
Smini
IP68 dust tight and water resistant (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
Smini
IPS LCD
Size
Fire 5 Ultra
6.6 inches, 104.6 cm2 (~71.9% screen-to-body ratio)
Smini
4.5 inches, 45.9 cm2 (~57.5% screen-to-body ratio)
Resolution
Fire 5 Ultra
720 x 1612 pixels, 20:9 ratio (~267 ppi density)
Smini
480 x 1170 pixels (~281 ppi density)
Protection
Fire 5 Ultra
Mohs level 6
Smini
-
Other
Fire 5 Ultra
-
Smini
Secondary display on the back
OS
Fire 5 Ultra
Android 15
Smini
Android 13
Chipset
Fire 5 Ultra
Mediatek Helio G81 (12 nm)
Smini
Mediatek Helio G99 (6 nm)
CPU
Fire 5 Ultra
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Smini
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Fire 5 Ultra
Mali-G52 MC2
Smini
Mali-G57 MC2
Card slot
Fire 5 Ultra
microSDXC (dedicated slot)
Smini
microSDXC
Internal
Fire 5 Ultra
256GB 8GB RAM
Smini
256GB 8GB RAM
Other
Fire 5 Ultra
-
Smini
UFS
Single
Fire 5 Ultra
48 MP, f/1.8, (wide), AF
Smini
-
Features
Fire 5 Ultra
Dual-LED flash, HDR, panorama
Smini
LED flash
Video
Fire 5 Ultra
1440p@30fps
Smini
1080p
Triple
Fire 5 Ultra
-
Smini
50 MP, (wide), AF 2 MP
Single
Fire 5 Ultra
8 MP, f/2.0, (wide)
Smini
8 MP
Video
Fire 5 Ultra
1080p@30fps
Smini
Yes
Loudspeaker
Fire 5 Ultra
Yes
Smini
Yes
3.5mm jack
Fire 5 Ultra
No
Smini
Unspecified
WLAN
Fire 5 Ultra
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Smini
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Fire 5 Ultra
5.0, A2DP, LE
Smini
Yes
Positioning
Fire 5 Ultra
GPS, GLONASS, GALILEO, BDS
Smini
GPS
NFC
Fire 5 Ultra
Yes
Smini
Yes
Radio
Fire 5 Ultra
FM radio
Smini
Unspecified
USB
Fire 5 Ultra
USB Type-C
Smini
Yes
Sensors
Fire 5 Ultra
Fingerprint (side-mounted), accelerometer, proximity, compass
Smini
Fingerprint (side-mounted); unspecified sensors
Type
Fire 5 Ultra
13000 mAh
Smini
Li-Ion 3000 mAh
Charging
Fire 5 Ultra
18W wired
Smini
18W wired
Colors
Fire 5 Ultra
Gray, Orange, Green
Smini
Black, Silver, Purple
Price
Fire 5 Ultra
About 250 EUR
Smini
About 120 EUR