Dell XPS 15 9575 vs. Dell XPS 13 7390 2-in-1: Which is better?

Here is a side by side comparison between Dell XPS 15 9575 and Dell XPS 13 7390 2-in-1 specs including CPU, RAM, storage, battery, display, and more.

Dell XPS 15 9575 Pros

Reasons that Dell XPS 15 9575 is better than Dell XPS 13 7390 2-in-1.

Supports discrete graphics

Configurable up to AMD Radeon RX Vega M GL 4GB HBM2 vs. integrated

16% larger display

Dell XPS 15 9575 has a 15.6-inch screen size 16% larger than the 13.4-inch Dell XPS 13 7390 2-in-1.

Display size
Dell XPS 15 9575
15.6-inch
Dell XPS 13 7390 2-in-1
13.4-inch

Dell XPS 13 7390 2-in-1 Pros

Reasons that Dell XPS 13 7390 2-in-1 is better than Dell XPS 15 9575.

Newer manufacturing

2019 vs. 2018

Supports larger memory

Dell XPS 13 7390 2-in-1 supports a larger memory capacity than the Dell XPS 15 9575. It supports up to 32GB versus 16GB of system memory on the Dell XPS 15 9575.

Max system memory size
Dell XPS 13 7390 2-in-1
32 GB
Dell XPS 15 9575
16 GB
Supports faster memory

Dell XPS 13 7390 2-in-1 supports a faster memory speed than the Dell XPS 15 9575. It supports up to 3733MHz versus 2400MHz of system memory on the Dell XPS 15 9575.

Memory type and speed
Dell XPS 13 7390 2-in-1 - LPDDR4X
3,733 MHz
Dell XPS 15 9575 - DDR4
2,400 MHz
About 34% lighter

Dell XPS 13 7390 2-in-1 weighed 2.92 pounds, 34% lighter than the 4.36 pounds Dell XPS 15 9575.

WeightDell XPS 15 9575Dell XPS 13 7390 2-in-1
Pound
4.36 lbs.
2.92 lbs.
Kilogram
1.98 kg
1.32 kg

Key Similars

Similar characteristics share between Dell XPS 15 9575 and Dell XPS 13 7390 2-in-1.

Similar CPU performance

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score
Dell XPS 13 7390 2-in-1 - Intel Core i7-1065G7
3,722
Dell XPS 15 9575 - Intel Core i7-8705G
3,576
Dell XPS 13 7390 2-in-1 - Intel Core i5-1035G4
3,347
Dell XPS 15 9575 - Intel Core i5-8305G
3,116
Dell XPS 13 7390 2-in-1 - Intel Core i3-1005G1
2,027

Prices

Here are the latest price updates and offers for both devices.

Dell XPS 15 9575 Price
Dell XPS 15 2-in-1 9575-15.6" 4K Touch - i7-8705G - AMD RX Vega M - 16GB - 256GB SSD
Dell XPS 15 2-in-1 9575-15.6" 4K Touch - i7-8705G - AMD RX Vega M - 16GB - 256GB SSD
By Dell
$899.95
Dell XPS 15 9575 2-in-1 15.6" FHD Touch InfinityEdge Touch, 8th Gen Intel Core i7-8705G, Radeon RX Vega M, 16GB, 512GB SSD, Win 10 Pro
Dell XPS 15 9575 2-in-1 15.6" FHD Touch InfinityEdge Touch, 8th Gen Intel Core i7-8705G, Radeon RX Vega M, 16GB, 512GB SSD, Win 10 Pro
By Dell
$799.95
Dell 130W USB-C/USB Type C Replacement AC Adapter for Precision 5530 2in1,XPS 15 2in1 9575, DP/N 0M0H25/M0H25, 0K00F5/K00F5,Model DA130PM170,HA130PM170
Dell 130W USB-C/USB Type C Replacement AC Adapter for Precision 5530 2in1,XPS 15 2in1 9575, DP/N 0M0H25/M0H25, 0K00F5/K00F5,Model DA130PM170,HA130PM170
By Dell
$47.77
$53.95 11% OFF
Dell XPS 13 7390 2-in-1 Price
Dell XPS 9315 2-in-1 Laptop - 13-inch 3:2 3K (2880x1920) Touchscreen Display, Intel Core i7-1250U Processor, 16GB LPDDR4x RAM, 1TB SSD, Intel Iris Xe Graphics, Windows 11 Pro, Premium Support - Sky
Dell XPS 9315 2-in-1 Laptop - 13-inch 3:2 3K (2880x1920) Touchscreen Display, Intel Core i7-1250U Processor, 16GB LPDDR4x RAM, 1TB SSD, Intel Iris Xe Graphics, Windows 11 Pro, Premium Support - Sky
By Dell
$1,599.99
Dell XPS 13 7390 2-in-1 Convertible, 13.4 inch FHD+ Touch Laptop - Intel Core i7-1065G7, 32GB LPDDR4x RAM, 512GB SSD, Intel Iris Plus Graphics, Windows 10 Home - Platinum Silver, Black Interior
Dell XPS 13 7390 2-in-1 Convertible, 13.4 inch FHD+ Touch Laptop - Intel Core i7-1065G7, 32GB LPDDR4x RAM, 512GB SSD, Intel Iris Plus Graphics, Windows 10 Home - Platinum Silver, Black Interior
By Dell
$1,499.00
Dell XPS 13 7390 13.4-inch FHD+ Touchscreen 256GB SSD 10th Gen i7 2-in-1 Laptop (8GB RAM, i7-1065G7, Fingerprint Reader, Windows 10 Home) Platinum Silver
Dell XPS 13 7390 13.4-inch FHD+ Touchscreen 256GB SSD 10th Gen i7 2-in-1 Laptop (8GB RAM, i7-1065G7, Fingerprint Reader, Windows 10 Home) Platinum Silver
By Dell
$1,299.00

Availability

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Released20182019
Release Date
  • Announced at CES 2018
  • Available on April 2018
  • Announced at Computex 2019
  • Available on August 8, 2019
Generations-

Exterior

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Dimensions13.93 x 9.25 x 0.62 in (354 x 235 x 16 mm)
Width: 13.93” (354 mm)
Depth: 9.25” (235 mm)
Height: 0.62” (16 mm)
11.67 x 8.17 x 0.27 - 0.52 in (296.40 x 207.40 x 6.94 - 13.10 mm)
Width: 11.67” (301.76 mm)
Depth: 8.17” (199.24 mm)
Height: 0.27 - 0.52” (6.94 - 13.10 mm)
Weight
  • 4.36 lb (1.97 kg)
2.92 lbs (1.33 kg)
Colors
  • Silver (CNC machined aluminum in platinum silver with carbon fiber composite palm rest in black)
  • Frost with Arctic white woven glass fiber.
  • Platinum silver with black carbon fiber interior.
Keyboard and Trackpad
  • Full-size backlit Mag-Lev keyboard, 0.7mm travel.
  • 4.13 x 3.14 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.
  •  Full-size backlit keyboard.
  • 4.41 x 2.63 in (112 mm x 66.70 mm) touchpad with multi-touch gesture support.

Display

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Size15.6 Inches13.4 Inches
Info
  • 15.6-inch FHD touchscreen
    1920 x 1080, IPS, 141 PPI, 100% sRGB,400-nit brightness, InfinityEdge, Anti-Reflective, 10-finger Touch Support, Multi-protocol Active Pen with Tilt support, Edge-to-edge Corning® Gorilla® Glass 4.
  • 15.6-inch 4K UHD touchscreen
    3840 x 2160, IPS, 282 PPI, 100% AdobeRGB,400-nit brightness, InfinityEdge, Anti-Reflective, 10-finger Touch Support, Multi-protocol Active Pen with Tilt support, Edge-to-edge Corning® Gorilla® Glass 4.
  • 13.4-inch FHD+ WLED touchscreen
    1920 x 1200, 169 PPI, 16:10, 60 Hz, 1800:1 contrast ratio, 500 nits luminance, 100% sRGB color gamut, Dolby Vision™, Anti-reflective, Anti-smudge, Eyesafe display, InfinityEdge touch display, Corning Gorilla Glass 5, 3.07 W power consumption.
  • 13.4-inch 4K UHD+ touchscreen
    3840 x 2400, 338 PPI, 16:10, 60 Hz, 1200:1 contrast ratio, 500 nits luminance, 100% sRGB, 90% DCI-P3 color gamut, Anti-reflective, Anti-smudge, Eyesafe display, InfinityEdge touch display, Corning Gorilla Glass 5, 6.58 W power consumption.

Ports

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Dell XPS 15 9575 Ports
Image Source: Dell
  • 2 x Thunderbolt™ 3 
    (4 lanes of PCI Express Gen 3) supporting: Power Delivery, Thunderbolt 3 (40Gbps bi-directional), USB 3.1 Gen 2 (10Gbps), Native DisplayPort 1.2 video output, VGA, HDMI, Ethernet, and USB-A via Dell Adapter (sold separately).
  • 2 x USB Type-C 3.1
    Supports Power Delivery and DisplayPort.
  • 1 x microSD card reader
  • 1 x Noble lock slot
  • 1 x Battery gauge button and indicator
  • 1 x Headset jack
Dell XPS 13 7390 2-in-1 Ports
Image Source: Dell
  • 2 x USB Type-C with Thunderbolt™ 3 
    Supports Power Delivery and DisplayPort (4 lanes of PCI Express Gen 3).
  • 1 x headset jack
  • 1 x microSD card reader

Internal Specs

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Processor
  1. 8th Gen Intel® Core™ i5-8305G
    4 cores, 8 threads, 2.80 → 3.80 GHz, 6MB Cache, 65W
  2. 8th Gen Intel® Core™ i7-8705G
    4 cores, 8 threads, 3.10 → 4.10 GHz, 8MB Cache, 65W
  1. 10th Gen Intel® Core™ i3-1005G1
    2 cores, 4 threads, 1.20 → 3.40 GHz, 4MB SmartCache, 15W
  2. 10th Gen Intel® Core™ i5-1035G4
    4 cores, 8 threads, 1.10 → 3.70 GHz, 6MB SmartCache, 15W
  3. 10th Gen Intel® Core™ i7-1065G7
    4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 8th Gen Intel® Core™ i5-8305G
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1000 MHz
  2. 8th Gen Intel® Core™ i7-8705G
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  1. 10th Gen Intel® Core™ i3-1005G1
    Intel® UHD Graphics
    32 Execution Units, 300 → 900 MHz
  2. 10th Gen Intel® Core™ i5-1035G4
    Intel® Iris® Plus Graphics
    48 Execution Units, 300 → 1050 MHz
  3. 10th Gen Intel® Core™ i7-1065G7
    Intel® Iris® Plus Graphics
    64 Execution Units, 300 → 1100 MHz
Memory
  • 8 GB 16 GB
    2400 MHz Dual-channel DDR4 RAM.
  • 4GB
    3733 MHz LPDDR4 Memory On-board.
  • 8GB 16GB 32GB
    3733 MHz LPDDR4x Memory On-board.
Discrete Graphics
  • Radeon™ RX Vega M GL Graphics
    4GB HBM2 graphics memory, 931 MHz up to 1,011 MHz, 20 Compute Units, 179.2 GB/s memory bandwidth, 1024 bit memory interface, H.264, H.265 (10-bit HEVC) hardware encode/decode.
-
Storage
  • 128 GB 256 GB 512 GB 1 TB
    PCIe 3x4 NVMe SSD up to 32 Gbps.
  • 256 GB 512 GB
    M.2 2280 PCIe® 3x4 NVMe™ SSD, Up to 32 Gbps.

Connectivity

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Wi-Fi
  • Rivet Killer® 1435-S
    Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac).
  • Intel® 8265
    Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac).
  • Rivet Killer 1650s
    Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac), WiFi-6 (802.11ax).
Bluetooth
  • Bluetooth 4.1
  • Bluetooth 5.0

Battery

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Size
  • 6-cell smart lithium-ion 75 Wh
  • 4-cell smart lithium-ion
  • Battery Capacity: 51 Wh
Battery Life
  • Up to 15 hours and 53 minutes
* Tested on FHD panel.
  • Up to 16 hours on FHD panel
Power Supply130 W power adapter
Power rated at 20VDC/6.50A.
45 W USB (Type-C) power adapter
20 VDC/2.25A, 15 VDC/3A, 9 VDC/3A, 5VDC/3A

Software

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
OS
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro Ubuntu 18.04
Upgradable to Windows 11
Built-in Apps
  • Microsoft Office 30-days trial
  • McAfee LiveSafe™ 12 Month Subscription
  • Microsoft Office 30-days trial
  • McAfee LiveSafe™ 12 Month Subscription

Camera & Audio

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Camera
  • Front-facing camera
    Bottom-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Infrared camera
    340 x 340 for Windows Hello authentication.
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio
  • Realtek ALC3271-CG with Stereo speakers professionally tuned with Waves MaxxAudio® Pro
  • Two speakers (1W x 2 = 2W total)
  • Dual-array microphones
  • Realtek ALC3281-CG with Waves MaxxAudio Pro
  • Two speakers (2W x 2 = 4W total)
  • 4 digital array microphones; Far Field Cortana Capable

Misc

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
Sensors
  • Optional Windows Hello compliant fingerprint reader in the power button
  • Ambient light sensor
  • Gyroscope
  • eCompass/Magnetometer
  • Accelerometer/FFS
  • Windows Hello compliant fingerprint reader in the power button​​
  • Ambient light sensor
Security
  • Windows Hello with Fingerprint Sign in
  • Windows Hello with Infrared Camera
  • Noble lock slot
  • Windows Hello with Fingerprint Sign in

Key Features

Dell XPS 15 9575Dell XPS 13 7390 2-in-1
At Glance
Released in Early
2018
16:9 4K UHD
15.6”
2160p 60Hz
Weight
4.36 lb
1.98 kg
Up to
Intel Core i7-8705G
4C/8T, 3.10 → 4.10 GHz
Geekbench 5
960
Single Core
Geekbench 5
3,576
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1100 MHz
Up to
16GB
2400 MHz DDR4
Dell XPS 15 9575 Ports
AMD Radeon
RX Vega M GL
4GB HBM2
Released in
2019
16:10 4K UHD+
13.4”
2400p 60Hz
Weight
2.92 lb
1.32 kg
Up to
Intel Core i7-1065G7
4C/8T, 1.30 → 3.90 GHz
Geekbench 5
1,088
Single Core
Geekbench 5
3,722
Multi-Core
With integrated
Intel® Iris® Plus Graphics
64 Execution Units, 300 → 1100 MHz
Configurable up to
32GB
3733 MHz LPDDR4X
Dell XPS 13 7390 2-in-1 Ports

Comparison Summary

Dell XPS 15 9575 vs. Dell XPS 13 7390 2-in-1

Dell has released the XPS 15 9575, a 15.6-inch machine, in early-2018. It is powered by up to a quad-core Intel Core i7-8705G with a boost clock speed up to 4.10 GHz. The laptop has a dedicated GPU option up to AMD Radeon RX Vega M GL with 4GB HBM2.

On the other hand, we have the 13.4-inch XPS 13 7390 2-in-1 was introduced by Dell about a year later in 2019. It comes with up to a quad-core Intel Core i7-1065G7 with a boost clock speed up to 3.90 GHz. It has an integrated graphics option up to Intel® Iris® Plus Graphics (64 Execution Units, 300 → 1100 MHz).

Geekbench 5 Single Core

Dell XPS 15 95751
8th Gen Intel® Core™ i5-8305G81975.28%
2
8th Gen Intel® Core™ i7-8705G96088.24%
Dell XPS 13 7390 2-in-11
10th Gen Intel® Core™ i3-1005G199391.27%
2
10th Gen Intel® Core™ i5-1035G41,03795.31%
3
10th Gen Intel® Core™ i7-1065G71,088100.00%
01,088

Geekbench 5 Multi Core

Dell XPS 15 95751
8th Gen Intel® Core™ i5-8305G3,11683.72%
2
8th Gen Intel® Core™ i7-8705G3,57696.08%
Dell XPS 13 7390 2-in-11
10th Gen Intel® Core™ i3-1005G12,02754.46%
2
10th Gen Intel® Core™ i5-1035G43,34789.92%
3
10th Gen Intel® Core™ i7-1065G73,722100.00%
03,722

The Dell XPS 15 9575 has a 15.6-inch display which is considerably larger than the 13.4-inch Dell XPS 13 7390 2-in-1. In addition, the Dell XPS 15 9575 weighs 4.36 lbs. about 49% heavier than the 2.92 lbs. Dell XPS 13 7390 2-in-1. Moreover, measured at 13.93” x 9.25” x 0.62”, the Dell XPS 15 9575 is much bulkier than the Dell XPS 13 7390 2-in-1 at 11.67” x 8.17” x 0.52”.

Dell XPS 15 9575Dell XPS 13 7390 2-in-1

Moving over to upgradability, Dell claims that the Dell XPS 15 9575 supports up to 16GB 2400 MHz DDR4 memory. It also comes with a single removable M.2 SSD slot that users can replace and upgrade in the future.

For Dell XPS 13 7390 2-in-1, it supports up to 32GB 3733 MHz LPDDR4X memory. Unlike Dell XPS 15 9575, it has an onboard memory module that is not upgradable by the users. Luckily, it has a single removable M.2 SSD slot that users can replace or upgrade when needed.

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