PhoneLifespan

ROG Phone 9 FE vs Zenfone 11 Ultra

vs

It depends

Too close to call outright

These two are within 3 points overall — it genuinely depends on price on the day. The ROG Phone 9 FE edges both longevity and performance, so prefer it when prices are close.

Value Score: ROG Phone 9 FE 58 · Zenfone 11 Ultra 61 methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Asus ROG Phone 9 FE $850
Buy with care$26.89/mo
2025◆ Buy-by Feb 20272029
Asus Zenfone 11 Ultra $600
Buy with care$28.75/mo
2024◆ Buy-by Mar 20262028

Category by category

Display
ROG Phone 9 FE 80Zenfone 11 Ultra 70

The ROG Phone 9 FE's screen is the better one — 6.78-inch amoled ltpo, fhd+, 165hz, gorilla glass victus 2.

Performance
ROG Phone 9 FE 92Zenfone 11 Ultra 92

Performance is a wash — same chip tier.

Camera
ROG Phone 9 FE 67Zenfone 11 Ultra 79

The Zenfone 11 Ultra has the stronger camera system (3 real rear lenses vs 2).

Battery
ROG Phone 9 FE 90Zenfone 11 Ultra 90

Battery capacities are close enough not to decide this.

Software longevity
ROG Phone 9 FE 38Zenfone 11 Ultra 25

The ROG Phone 9 FE is supported until Feb 2029 — 11 months longer than the Zenfone 11 Ultra.

Value
ROG Phone 9 FE 58Zenfone 11 Ultra 61

Pound for pound, these two are equally good deals.

Full spec table
SpecROG Phone 9 FEZenfone 11 Ultra
Price (street)$850$600
Display6.78-inch AMOLED LTPO, FHD+, 165Hz, Gorilla Glass Victus 26.78-inch flexible E6 AMOLED, FHD+ (1080×2400), 144Hz, 2500-nit peak, 107% DCI-P3
ChipsetQualcomm Snapdragon 8 Gen 3 (4nm)Snapdragon 8 Gen 3
RAM12GB/16GB12GB/16GB
Storage256GB256GB/512GB
Battery5,500 mAh5,500 mAh
Charging65W wired, wireless charging65W wired (HyperCharge), 15W Qi wireless
Rear cameras50MP main, 13MP ultra-wide, 5MP macro50MP main (Sony IMX890 1/1.56-inch, gimbal OIS), 13MP ultra-wide (120-degree), 32MP telephoto 3x (OIS)
Dimensions163.8 × 76.8 × 8.9 mm163.8 × 76.8 × 8.9 mm
Weight225 g224 g
Water resistanceIP68IP68
Supported untilFeb 2029Mar 2028

Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.