Side by side
Aion UT 420 Standard vs NIO Firefly Comfort Plus
Same body type (hatchback) — comparable price, specs and features.
Prices checked 12 Nov 2026
฿549,900MY 2026
฿799,000MY 2026
▸ Race them on a real trip
Watch Aion UT vs NIO Firefly drive Bangkok → Chiang Mai
Same route, real charge stops for each EV, head-to-head ranking on cost, time and stops.
🏁 Start race
evchu.com
evchu
฿549,900
vs
฿799,000
▸ Which one's for you
Pick the Aion UT 420 Standard if
- you'd rather save ฿249,100 for similar specs
- headroom matters — 8.2 kWh more battery
Pick the NIO Firefly Comfort Plus if
- the quicker 0–100 (7.9 s) matters
- you charge on the road often (100 kW DC peak)
▸ Where they differ
Current price
UT 420 Standard
฿549,900
Firefly Comfort Plus
฿799,000
Range
UT 420 Standard
328 km
Firefly Comfort Plus
—
DC charging
UT 420 Standard
70 kW
Firefly Comfort Plus
100 kW
0–100 km/h
UT 420 Standard
11.9 s
Firefly Comfort Plus
7.9 s
Battery
UT 420 Standard
50.27 kWh
Firefly Comfort Plus
42.1 kWh
Top speed
UT 420 Standard
150 km/h
Firefly Comfort Plus
150 km/h
▸ Common questions
Which is cheaper, the Aion UT 420 Standard or the NIO Firefly Comfort Plus?
The Aion UT 420 Standard is cheaper — ฿249,100 less than the NIO Firefly Comfort Plus at current prices.
Which charges faster, the Aion UT 420 Standard or the NIO Firefly Comfort Plus?
The NIO Firefly Comfort Plus charges faster, with DC fast charging at up to 100 kW.
Which is quicker, the Aion UT 420 Standard or the NIO Firefly Comfort Plus?
The NIO Firefly Comfort Plus is quicker, with the faster 0–100 km/h time.
▸ Explore the bracket
