Lian Li O11 Vision: O11VX (black), O11VW (white) and O11VC (Color Chrome). The O11 Vision Compact (O11VP), O11 Dynamic EVO and O11 Vision M are separate cases with different dimensions.
Lian Li LANCOOL II MESH Performance: LANCOOL II MESH Performance (black; the Performance-X version adds USB-C). The LANCOOL II MESH RGB with RGB fans, the white colour and the glass-front LANCOOL II are separate versions; the LANCOOL III and 216 are different cases.
| Specification | Lian Li O11 Vision | Lian Li LANCOOL II MESH Performance |
|---|---|---|
| Release year | 2023 | 2020 |
| Case type | Dual-chamber tower case; steel, aluminium and tempered glass Lian Li | — |
| Glass panels | 4 mm tempered glass on the front and side, 3 mm on top; three glass sides without corner pillars Lian Li | — |
| Dimensions | 480 × 304 × 464.5 mm (D × W × H) Lian Li | 478 × 229 × 494 mm (D × W × H) Lian Li |
| Motherboard support | E-ATX (under 280 mm), ATX, Micro-ATX, Mini-ITX Lian Li | — |
| Component clearance | Graphics card up to 430 mm; CPU cooler up to 174 mm; ATX power supply up to 232 mm Lian Li | — |
| Fan positions | Side 3 × 120 or 2 × 140 mm; bottom 3 × 120 or 3 × 140 mm; rear 1–2 × 120 mm; up to 8 fans (11 with push-pull); no fans included Lian Li | — |
| Radiator support | Side 360/280/240 mm; bottom 360/280/240 mm; rear 240/120 mm; up to 2 × 360 + 1 × 240 mm Lian Li | — |
| Storage | 3 × 2.5-inch behind the motherboard tray; cage for 2 × 3.5-inch or 2 × 2.5-inch (5 in total) Lian Li | — |
| Expansion and vertical GPU | 6+1 expansion slots; optional VG4-5 vertical GPU kit (up to 4-slot cards, with PCIe 5.0 riser cable) Lian Li | — |
| Front I/O | Power and reset buttons, 2 × USB 3.0, 1 × USB Type-C, audio jack Lian Li | 2 × USB 3.0; 1 × USB 3.1 Type-C; TRRS audio jack; fan speed button Lian Li |
| Other | Bottom dust filter; 27 mm feet; 1-year warranty Lian Li | — |
| Case type and motherboard | — | Mid-tower; E-ATX (under 280 mm wide), ATX, Micro-ATX, Mini-ITX Lian Li |
| Materials | — | Steel; 4 mm tempered glass on both sides Lian Li |
| Included fans | — | 2 × 140 mm PWM at the front (600–1200 rpm, 60.56 CFM, 25.8 dB(A)); 1 × 120 mm PWM at the rear (600–1500 rpm, 54.6 CFM, 26.1 dB(A)) Lian Li |
| Fan support | — | Front: 2 × 140 mm or 3 × 120 mm; top: 2 × 120 mm or 2 × 140 mm; top of PSU chamber: 2 × 120 mm Lian Li |
| Radiator | — | Front (multi-way bracket): 360/280/240 mm; top: 240 mm (aligned to the left) Lian Li |
| Component clearances | — | Graphics card 384 mm; CPU cooler 176 mm; PSU 210 mm; 7 expansion slots Lian Li |
| Drive bays | — | 3 × 3.5″/2.5″ in the cage; 2 × 2.5″ behind the motherboard tray; 2 × 2.5″ behind the right flip panel; 2 × 2.5″ above the PSU chamber Lian Li |
| Dust filters | — | Magnetic top filter, tray-type bottom filter Lian Li |
| Optional kits | — | Vertical GPU kit (PCIe 3.0 riser); hot-swappable back plate; anti-sag GPU bracket Lian Li |