Best Laptops · head-to-head

Lenovo ThinkPad X1 Carbon Gen 13 vs Asus Zenbook 14 OLED (UX3405, 2024)

A sourced, side-by-side comparison. Asus Zenbook 14 OLED (UX3405, 2024) is cheaper at $1399. Every spec and price links to its source.

Which is better: the Lenovo ThinkPad X1 Carbon Gen 13 or Asus Zenbook 14 OLED (UX3405, 2024)?

The Asus Zenbook 14 OLED (UX3405, 2024) wins 2 of the 3 specs we compare head to head; the other wins 1. The Asus Zenbook 14 OLED (UX3405, 2024) is the cheaper at $1399. The Asus Zenbook 14 OLED (UX3405, 2024) both leads on specs and costs less — the straightforward pick.

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Key specs, head to head

The numbers that decide it, drawn to scale — longer bar wins, the accent bar is the stronger figure.

Storage (GB)
Lenovo ThinkPad X1 Carbon Gen 13 512
Asus Zenbook 14 OLED (UX3405, 2024) 1000
Battery (Wh)
Lenovo ThinkPad X1 Carbon Gen 13 57
Asus Zenbook 14 OLED (UX3405, 2024) 75

Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Lenovo ThinkPad X1 Carbon Gen 13 Asus Zenbook 14 OLED (UX3405, 2024)
US price $1799 $1399
BrandLenovoAsus
Released2024-112024-01
Display (in) 14 14
Resolution 2880x1800 2880x1800
CPU Intel Core Ultra 7 258V (Lunar Lake, 4P+4E cores, up to 4.8 GHz) Intel Core Ultra 9 285H (Meteor Lake, 6P+8E+2LPE, up to 5.1 GHz)
GPU Intel Arc Graphics 140V (integrated) Intel Arc Graphics (integrated)
RAM (GB) 32 32
Storage (GB) 512 1000
Weight (kg) 1.09 1.24
Battery (Wh) 57 75
OS Windows 11 Pro Windows 11 Pro
Ports 2x Thunderbolt 4 (USB-C), 2x USB-A 5 Gbps, HDMI 2.1 2x Thunderbolt 4 (USB-C), 1x USB-A 10Gbps, HDMI 2.1, 3.5mm headphone jack
Release 2024-11 2024-01

Sources — Lenovo ThinkPad X1 Carbon Gen 13: en.wikipedia.org (verified 2026-06-15). Asus Zenbook 14 OLED (UX3405, 2024): en.wikipedia.org (verified 2026-06-15).

What's the difference between the Lenovo ThinkPad X1 Carbon Gen 13 and Asus Zenbook 14 OLED (UX3405, 2024)?

Where the two actually differ on the specs we track (6 of 10). Matching specs are omitted.

  • CPU: Lenovo ThinkPad X1 Carbon Gen 13 Intel Core Ultra 7 258V (Lunar Lake, 4P+4E cores, up to 4.8 GHz) vs Asus Zenbook 14 OLED (UX3405, 2024) Intel Core Ultra 9 285H (Meteor Lake, 6P+8E+2LPE, up to 5.1 GHz)
  • GPU: Lenovo ThinkPad X1 Carbon Gen 13 Intel Arc Graphics 140V (integrated) vs Asus Zenbook 14 OLED (UX3405, 2024) Intel Arc Graphics (integrated)
  • Storage (GB): Lenovo ThinkPad X1 Carbon Gen 13 512 vs Asus Zenbook 14 OLED (UX3405, 2024) 1000
  • Weight (kg): Lenovo ThinkPad X1 Carbon Gen 13 1.09 vs Asus Zenbook 14 OLED (UX3405, 2024) 1.24
  • Battery (Wh): Lenovo ThinkPad X1 Carbon Gen 13 57 vs Asus Zenbook 14 OLED (UX3405, 2024) 75
  • Ports: Lenovo ThinkPad X1 Carbon Gen 13 2x Thunderbolt 4 (USB-C), 2x USB-A 5 Gbps, HDMI 2.1 vs Asus Zenbook 14 OLED (UX3405, 2024) 2x Thunderbolt 4 (USB-C), 1x USB-A 10Gbps, HDMI 2.1, 3.5mm headphone jack

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

Lenovo ThinkPad X1 Carbon Gen 13

Two whitelisted lab testers (Notebookcheck, Tom's Hardware) reviewed this exact Gen 13 Aura Edition (Core Ultra 7 258V, 2.8K OLED). Both praise the record-low ~985g weight, the ThinkPad keyboard, the wide port selection for a thin-and-light, and much-improved battery over Gen 12. Both flag tinny/weak audio, the mediocre 1080p webcam (Notebookcheck) / longer-lasting rivals (Tom's), and the lack of a 64GB RAM option (Lunar Lake limit). (2 sourced reviews, 2 lab-tested.)

Praised: Lightest X1 Carbon ever at ~982-986g; Spectacular ThinkPad keyboard with 1.5mm travel; Battery life much improved over Gen 12 (~30% per Notebookcheck) even with the OLED panel.

Flagged: Weak audio - very loud but tinny/distorted; Low-quality 1080p webcam below par for a premium model; Competitors (Dell XPS 13, ThinkPad T14s) last much longer on a charge.

Asus Zenbook 14 OLED (UX3405, 2024)

Three whitelisted lab testers (Tom's Hardware, Notebookcheck, PCWorld) rate the 2024 Zenbook 14 OLED (UX3405, Core Ultra 7 155H) a superb-screen, well-priced ultraportable with strong bursty performance and long light-load battery, undercut by Meteor Lake throttling and near-constant fan/electronic noise. All three tested the same UX3405MA config; every quote and measured value was confirmed verbatim in the fetched text. (3 sourced reviews, 3 lab-tested.)

Praised: Vivid, sharp, bright 120Hz 2880x1800 OLED display with accurate colors; Thin, light (~1.2kg / 2.82lb), premium metal build; Good value for the specs (32GB RAM / 1TB SSD).

Flagged: CPU throttles hard under sustained load (Meteor Lake power drop); Noisy/near-constant fan plus electronic coil-whine noise; Soldered, non-upgradeable RAM.

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