# Lenovo IdeaPad Slim 3i (15IPH11): dimensions, weight, ports and specs

Source: https://specwiseguide.com/laptop/ideapad-slim-3-15-intel/
Updated: 2026-11-14 · By SMART SC Editorial Team

**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

*Lenovo IdeaPad Slim 3i (15IPH11), from Lenovo PSREF, IdeaPad Slim 3 15IPH11 (September 24, 2026). A dash means the document doesn't say.*

| 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.

(Diagram: Footprint to scale, lid closed: IdeaPad Slim 3i 15 13.52 × 9.51 in, over a US Letter sheet (11 × 8.5 in).)

## 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.

[Check price on Amazon](https://www.amazon.com/s?k=Lenovo+IdeaPad+Slim+3i&tag=specwiseguide-20)

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.

## Sources

- [Lenovo PSREF, IdeaPad Slim 3 15IPH11 (September 24, 2026)](https://psref.lenovo.com/syspool/Sys/PDF/IdeaPad/IdeaPad_Slim_3_15IPH11/IdeaPad_Slim_3_15IPH11_Spec.pdf)