Apple MacBook Air 15 (M5) 16GB (2026) vs Lenovo Zenbook DUO UX8406CA-PS99T

Benchmark-weighted head-to-head · data updated 2026-09-10

Winner: Lenovo Zenbook DUO UX8406CA-PS99T

Lenovo Zenbook DUO UX8406CA-PS99T takes 8.5 weighted points vs 5.3, winning on CPU Benchmark, RAM, Refresh Rate. The Apple MacBook Air 15 (M5) 16GB (2026) counters in a higher tier — worth it if its strengths match your needs.

Highly Rated

Apple MacBook Air 15 (M5) 16GB (2026)

Apple M5 (10 Core) · Integrated (Apple iGPU)

Under $1800
4.8 (748)
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VS
Winner

Lenovo Zenbook DUO UX8406CA-PS99T

Intel Core Ultra 9 285H · Integrated (Intel iGPU)

Under $2500
4.4 (108)
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Use-Case Scores

CategoryMacBook Air 15 (M5) 16GB (2026)Zenbook DUO UX8406CA-PS99T
Gaming3.2/104/10
Productivity6/105.9/10
Programming5.4/105.4/10
Engineering / 3D4.2/104.8/10
Student6/105.7/10
Travel / Portability7.2/106.7/10
AI Workloads3.8/104.7/10
Value for Money5/105.4/10

Detailed Specification Comparison

SpecMacBook Air 15 (M5) 16GB (2026)Zenbook DUO UX8406CA-PS99T
CPUApple M5 (10 Core)Intel Core Ultra 9 285H
PassMark Score27,32233,772
CPU Cores4P+6E6P+10E
GPUIntegrated (Apple iGPU)Integrated (Intel iGPU)
G3DMark Score——
RAM16 GB DDR532 GB DDR5
RAM UpgradeableNo (soldered)No (soldered)
Storage1 TBSSD1 TBSSD
Display15.3″ Liquid RetinaDual 14″ IPS
Resolution2880x18642880x1800
Refresh Rate60 Hz120 Hz
Pixel Density224 PPI— PPI
TouchscreenNoYes
Weight3.32 lbs3.64 lbs
Thickness0.45″0.57″
Amazon Rating4.8 ★ (748)4.4 ★ (108)
Value Score5/105.4/10

CPU Comparison

The Lenovo Zenbook DUO UX8406CA-PS99T's Intel Core Ultra 9 285H is ~24% faster in multi-threaded PassMark (33,772 vs 27,322). Noticeable in sustained workloads, less so in everyday browsing.

GPU & Gaming

Neither carries a dedicated GPU — both fine for esports at low settings, neither for modern AAA gaming.

Productivity & Battery

Office scores: 6/10 vs 5.9/10. Battery isn't in our dataset, but both share a similar power class, so expect comparable endurance.

Display

MacBook Air 15 (M5) 16GB (2026): 15.3″ Liquid Retina 2880x1864 @ 60 Hz. Zenbook DUO UX8406CA-PS99T: Dual 14″ IPS 2880x1800 @ 120 Hz. The Lenovo Zenbook DUO UX8406CA-PS99T's higher refresh rate wins for motion clarity.

RAM, Storage & Upgradeability

MacBook Air 15 (M5) 16GB (2026): 16 GB DDR5 (soldered) + 1 TBSSD. Zenbook DUO UX8406CA-PS99T: 32 GB DDR5 (soldered) + 1 TBSSD.

Build & Portability

3.32 lbs / 0.45″ vs 3.64 lbs / 0.57″. The Apple MacBook Air 15 (M5) 16GB (2026) is 0.3 lbs lighter — significant for daily carry. Travel scores: 7.2 vs 6.7.

Value

Value scores land 5/10 vs 5.4/10. The Lenovo Zenbook DUO UX8406CA-PS99T extracts more performance per dollar.

Final Verdict

Buy the Lenovo Zenbook DUO UX8406CA-PS99T — it wins the weighted spec battle. Choose the Apple MacBook Air 15 (M5) 16GB (2026) only if portability matter more to you.

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Also Consider

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