Lenovo IdeaPad Slim 3i (15IPH11): dimensions, weight, ports and specs
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Short answer
The IdeaPad Slim 3i 15 measures 13.52 × 9.51 in closed, is 0.67–0.7 in thick and starts at 3.28 lb. Memory: SODIMM slots, up to 24 GB. It has a numeric keypad, no Ethernet port and a battery of up to 60 Wh.
The Lenovo IdeaPad Slim 3i (15IPH11) is a 15-inch everyday laptop announced in 2026. Every value below is from Lenovo’s specification document, re-typed into our own table. A chassis is sold in many configurations, so screen, memory and graphics are listed as the options the maker offers.
Notes from the document: Sold in the US as the IdeaPad Slim 3i (15”, Gen 11), machine type 83UR (confirmed on lenovo.com/us 2026-11-14). 3.28 lb is the OLED model with the 60 Wh battery; IPS models start at 3.51 lb (50 Wh) or 3.59 lb (60 Wh). Memory is one SODIMM slot, or 8 GB soldered plus one SODIMM (24 GB the most Lenovo offers). Dimensions are for the aluminium-top model; the plastic-top model is 0.70 to 0.74 in thick. The USB-C port is 5 Gbps with DisplayPort 1.2 and charging; the bundled adapter uses a round-tip plug. Lenovo fits one SSD; the second M.2 2242 slot is for the owner.
Specifications
| Spec | IdeaPad Slim 3i 15 |
|---|---|
| Type | Everyday, clamshell, Windows |
| Screen size | 15.3 in |
| Screen options | 1920 × 1200 IPS 60 Hz 400 nits; 1920 × 1200 IPS 120 Hz 400 nits touch; 2560 × 1600 OLED 165 Hz 500 nits |
| Width × depth | 13.52 × 9.51 in (34.3 × 24.2 cm) |
| Thickness | 0.67–0.7 in |
| Weight (starting) | 3.28 lb |
| Processors | Intel Core Ultra 5 / 7 (Series 3) |
| Graphics (maker's maximum power) | Integrated |
| Memory | SODIMM slots, 1 slot, up to 24 GB |
| SSD slots | 2 |
| Battery | 50 Wh or 60 Wh |
| Charging | Own plug, 65 W |
| USB-C ports | 1 × USB-C |
| USB-A ports | 2 |
| HDMI | HDMI 1.4 |
| Ethernet (RJ45) | None |
| Card reader | SD |
| Numeric keypad | ✓ Yes |
| Keyboard backlight | On some models |
| Fingerprint reader | ✕ No |
| Touchscreen | On some models |
| Wi-Fi (best offered) | Wi-Fi 7 |
| Mobile data (WWAN) | ✕ No |
| Maker's model code | 83UR |
| Announced / document read | 2026 / November 14, 2026 |
Size: will it fit your bag?
Closed, it measures 13.52 × 9.51 in (34.3 × 24.2 cm) and is 0.67–0.7 in thick. A sleeve or laptop compartment needs inner dimensions at least that large; bag makers size compartments by screen class, and chassis in one class differ, so check the numbers, not the label. We list 5 laptops in the 15-inch class: 13.4–14.11 in wide, 9.27–10.03 in deep and 3.28–4.6 lb. By starting weight the IdeaPad Slim 3i 15 is the lightest of 4.
Ports and charging
Ports: 1 × USB-C, 2 × USB-A, HDMI 1.4, an SD card reader. Charging: Own plug, 65 W. It has no built-in Ethernet port.
Configurations vary by seller: check the listing for the exact processor, memory, storage and screen. We haven’t tested this laptop.
Frequently asked questions
What are the dimensions of the IdeaPad Slim 3i 15?
13.52 in wide, 9.51 in deep and 0.67–0.7 in thick with the lid closed, starting at 3.28 lb.
Does the IdeaPad Slim 3i 15 have a numeric keypad?
Yes, the keyboard includes a numeric keypad.
Does the IdeaPad Slim 3i 15 have a backlit keyboard?
On some models: the backlight is an option, so check the listing.
Can you upgrade the RAM in the IdeaPad Slim 3i 15?
Yes: it has 1 SODIMM slot and takes up to 24 GB.
Does the IdeaPad Slim 3i 15 have an Ethernet port?
No. Wired networking needs a USB-C Ethernet adapter or a dock.
Does the IdeaPad Slim 3i 15 have a touchscreen?
On some models: touch depends on the screen option you choose.