Zenfone 11 Ultra vs 13

Phone 1

Phone 2

Winner

Asus Zenfone 11 Ultra

Lifespan decides this one: the Zenfone 11 Ultra is supported until Mar 2028 at $28.82 per month of safe use, while the 13 runs out in Dec 2027 ($22.44/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Zenfone 11 Ultra 61 · 13 40 — methodology

The lifespan decider

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

Asus Zenfone 11 Ultra $600

Buy with care$28.82/mo

2024◆ Buy-by Mar 20262028

Xiaomi 13 $400

Avoid buying$22.44/mo

2022◆ Buy-by Dec 20252027

Category by category

Display

Zenfone 11 Ultra 7013 70

Both displays are effectively the same class.

Performance

Zenfone 11 Ultra 9213 85

The Zenfone 11 Ultra's Snapdragon 8 Gen 3 is simply the faster chip.

Camera

Zenfone 11 Ultra 7913 79

Camera systems are comparable on paper — pick by sample photos.

Battery

Zenfone 11 Ultra 9013 70

5,500mAh vs 4,500mAh — the Zenfone 11 Ultra lasts longer between charges.

Software longevity

Zenfone 11 Ultra 2513 21

The Zenfone 11 Ultra is supported until Mar 2028 — 3 months longer than the 13.

Value

Zenfone 11 Ultra 6113 40

Overall value goes to the Zenfone 11 Ultra at $28.82 per month of safe use.

Full spec table

Spec	Zenfone 11 Ultra	13
Price (street)	$600	$400
Display	6.78-inch flexible E6 AMOLED, FHD+ (1080×2400), 144Hz, 2500-nit peak, 107% DCI-P3	6.36-inch AMOLED, 2400 x 1080, 120Hz
Chipset	Snapdragon 8 Gen 3	Qualcomm Snapdragon 8 Gen 2
RAM	12GB/16GB	8GB/12GB
Storage	256GB/512GB	128GB/256GB/512GB
Battery	5,500 mAh	4,500 mAh
Charging	65W wired (HyperCharge), 15W Qi wireless	67W wired, 50W wireless
Rear cameras	50MP main (Sony IMX890 1/1.56-inch, gimbal OIS), 13MP ultra-wide (120-degree), 32MP telephoto 3x (OIS)	50MP main, 12MP ultra-wide, 10MP telephoto 3.2x
Dimensions	163.8 × 76.8 × 8.9 mm	152.8 × 71.5 × 8.0 mm
Weight	224 g	189 g
Water resistance	IP68	IP68
Supported until	Mar 2028	Dec 2027

Zenfone 11 Ultra full verdict →13 full verdict →Longevity master board →

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