Oppo F9 review: Gradient-glass F-series with VOOC fast charge.
VOOC + gradient back era.
F9 brought VOOC fast charging into the sub-$400 segment and was the first F-line with a waterdrop notch. Its gradient finishes — Twilight Blue especially — were widely copied through 2019.
01Display
76/10076/100 puts it above the 72-point average for mid-range phones of 2018.
02Camera
66/10066/100 puts it above the 63-point average for mid-range phones of 2018.
03Performance
60/10060/100 — right at the average for mid-range phones of 2018.
04Battery
76/100At 76/100 this is one of the strongest battery showings among mid-range phones of 2018 — 6 points above the cohort average.
05Build
66/10066/100 trails the 71-point cohort average for mid-range phones of 2018.
- VOOC 20W charging — class-leading at the time
- Striking gradient backs
- Waterdrop notch maximised screen
- Plastic frame
- Mono speaker
- Helio P60 lukewarm vs Snapdragon 660
How this review is built: every section score, spec row and comparison on this page comes from SpecEagle's tracked catalogue — scores weight measured specs against the 85-phone cohort of mid-range devices released around the same time. We don't publish invented lab anecdotes. Spot an error? .