Dell XPS 13 7390 vs. Dell XPS 13 9315: Which is better?

Here is a side by side comparison between Dell XPS 13 7390 and Dell XPS 13 9315 specs including CPU, RAM, storage, battery, display, and more.

Dell XPS 13 7390 Pros

Reasons that Dell XPS 13 7390 is better than Dell XPS 13 9315.

Significantly faster CPU performance

Intel Core i7-10710U inside Dell XPS 13 7390 has a 39% better multi-core CPU performance score than the Intel Core i7-1250U inside Dell XPS 13 9315.

Geekbench 5 multi-core score
Dell XPS 13 9315 - Intel Core i5-1230U
6,000
Dell XPS 13 7390 - Intel Core i7-10710U
4,786
Dell XPS 13 9315 - Intel Core i7-1250U
3,435
Dell XPS 13 7390 - Intel Core i7-10510U
2,942
Dell XPS 13 7390 - Intel Core i5-10210U
2,933
Dell XPS 13 7390 - Intel Core i3-10110U
1,866
Has four more ports and slots

Dell XPS 13 7390 has more ports and slots count than the Dell XPS 13 9315. It has six versus two amount of ports and slots on the Dell XPS 13 9315.

PortsDell XPS 13 7390Dell XPS 13 9315
headphone jackYesNo
lock slotYesNo
microSD card slotYesNo
Thunderbolt 3Yes x2No
Thunderbolt 4NoYes x2
USB-CYesNo
Total62
More versatile connectivity

Dell XPS 13 7390 has better versatile I/O connectivity than the Dell XPS 13 9315. It has four versus one commonly used port and slot on the Dell XPS 13 9315.

PortsDell XPS 13 7390Dell XPS 13 9315
headphone jackYesNo
microSD card slotYesNo
Thunderbolt 3YesNo
Thunderbolt 4NoYes
USB-CYesNo

Dell XPS 13 9315 Pros

Reasons that Dell XPS 13 9315 is better than Dell XPS 13 7390.

Significantly newer manufacturing

2022 vs. 2019

Supports larger memory

Dell XPS 13 9315 supports a larger memory capacity than the Dell XPS 13 7390. It supports up to 32GB versus 16GB of system memory on the Dell XPS 13 7390.

Max system memory size
Dell XPS 13 9315
32 GB
Dell XPS 13 7390
16 GB
Supports faster memory

Dell XPS 13 9315 supports a faster memory speed than the Dell XPS 13 7390. It supports up to 5200MHz versus 2133MHz of system memory on the Dell XPS 13 7390.

Memory type and speed
Dell XPS 13 9315 - LPDDR5
5,200 MHz
Dell XPS 13 7390 - LPDDR3
2,133 MHz
About 5% lighter

Dell XPS 13 9315 weighed 2.59 pounds, 5% lighter than the 2.7 pounds Dell XPS 13 7390.

WeightDell XPS 13 7390Dell XPS 13 9315
Pound
2.7 lbs.
2.59 lbs.
Kilogram
1.22 kg
1.17 kg

Prices

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

Dell XPS 13 7390 Price
Dell XPS 7390 Laptop PC 13.4 inch FHD Non-Touch Laptop PC, Intel Core i7-10710U 10th Gen Processor, 16GB Ram, 256GB NVMe SSD, Webcam, Thunderbolt, Windows 11 Pro (Renewed)
Dell XPS 7390 Laptop PC 13.4 inch FHD Non-Touch Laptop PC, Intel Core i7-10710U 10th Gen Processor, 16GB Ram, 256GB NVMe SSD, Webcam, Thunderbolt, Windows 11 Pro (Renewed)
By Dell
$440.99
Dell XPS 13 7390 Laptop 13.3 inch, 4K UHD InfinityEdge Touch, 10th Generation Intel Core i7-10710U, Intel UHD Graphics, 512GB SSD, 16GB RAM, Windows 10 Home, XPS7390-7121SLV-PUS (Renewed)
Dell XPS 13 7390 Laptop 13.3 inch, 4K UHD InfinityEdge Touch, 10th Generation Intel Core i7-10710U, Intel UHD Graphics, 512GB SSD, 16GB RAM, Windows 10 Home, XPS7390-7121SLV-PUS (Renewed)
By Dell
$515.76
Dell XPS 13 7390 Laptop Computer, 13.3 inch 4K(3840x2160) Touchscreen, 10th Generation Intel Core i7-10710U, 16GB RAM, 512GB SSD, Windows 10 Pro(Renewed)
Dell XPS 13 7390 Laptop Computer, 13.3 inch 4K(3840x2160) Touchscreen, 10th Generation Intel Core i7-10710U, 16GB RAM, 512GB SSD, Windows 10 Pro(Renewed)
By Dell
$559.00
Dell XPS 13 9315 Price
Dell XPS 13 (Latest 2023) 9315 13.4" Laptop Intel 12th Gen i5-1230U (10-Core) 256GB PCIe SSD 8GB RAM FHD+ (1920x1200) 500 Nit Non Touch Windows 11 Pro (Renewed)
Dell XPS 13 (Latest 2023) 9315 13.4" Laptop Intel 12th Gen i5-1230U (10-Core) 256GB PCIe SSD 8GB RAM FHD+ (1920x1200) 500 Nit Non Touch Windows 11 Pro (Renewed)
By Dell
$599.00
Dell XPS 13 9315 13.4" FHD+ (Intel 10-Core i7-1250U, 32GB LPDDR5 RAM, 1TB SSD) Thin & Light Business Laptop, 12-Hr Long Battery Life, Thunderbolt 4, Webcam, Backlit, Fingerprint, Wi-Fi 6E, Win 11 Pro
Dell XPS 13 9315 13.4" FHD+ (Intel 10-Core i7-1250U, 32GB LPDDR5 RAM, 1TB SSD) Thin & Light Business Laptop, 12-Hr Long Battery Life, Thunderbolt 4, Webcam, Backlit, Fingerprint, Wi-Fi 6E, Win 11 Pro
By Dell
$1,369.99
DELL XPS 13 (Latest 2023) 9315 13.4/ Laptop Intel 12th Gen i7-1250U (10-Core) 512GB PCIe SSD 16GB RAM FHD+ (1920x1200) 500 Nit Non Touch Windows 11 Pro (Renewed)
DELL XPS 13 (Latest 2023) 9315 13.4/ Laptop Intel 12th Gen i7-1250U (10-Core) 512GB PCIe SSD 16GB RAM FHD+ (1920x1200) 500 Nit Non Touch Windows 11 Pro (Renewed)
By Dell
$899.00

Availability

Dell XPS 13 7390Dell XPS 13 9315
Released20192022
Release Date
  • Announced at IFA 2019
  • Available on August 27, 2019
  • Announced on June 9th, 2022.
  • Available on June 9th, 2022.
Pricing-
  • 999.99$ - i5-1230U | 8GB | 512 GB | FHD+ Touch
  • 1,149.99$ - i7-1250U | 8GB | 512 GB | FHD+ Touch
  • 1,249.99$ - i7-1250U | 16GB | 512 GB | FHD+ Touch
  • 1,499.99$ - i7-1250U | 32GB | 1 TB | FHD+ Touch
Applicable Models-
  • Dell XPS 13 Laptop
  • 2022 Dell XPS 13 Laptop
  • Dell XPS 13 9315
Generations

Exterior

Dell XPS 13 7390Dell XPS 13 9315
Dimensions11.88 x 7.84 x 0.31 - 0.46 in (301.76 x 199.24 x 7.80 - 11.63mm)
Width: 11.88” (301.76 mm)
Depth: 7.84” (199.24 mm)
Height: 0.31 - 0.46” (7.80 - 11.63mm)
11.63 x 7.85 x 0.55 in (295.40 x 199.40 x 13.99 mm)
Weight2.7 lbs - 2.84 lbs (1.23 kg - 1.29 kg)Starting at 2.59 lbs. (1.17 kg)
Colors
  • Frost with Arctic white woven glass.
  • Rose Gold with Arctic white woven glass.
  • Platinum silver with black carbon fiber interior.
Sky Umber
Keyboard and Trackpad
  •  Full-size backlit keyboard.
  • 4.13 x 2.36 in (105 mm x 60 mm) touchpad with multi-touch gesture support.
  • Keyboard
    • Black Backlit English Keyboard with Fingerprint Reader.
  • Touchpad
    • 4.42 x 2.53 in (112.30 mm x 64.15 mm) touchpad with multi-touch gesture support.
Chasis Information-CNC machined aluminum

Display

Dell XPS 13 7390Dell XPS 13 9315
Size13.3 Inches13.4 Inches
Info
  • 13.3-inch FHD
    1920 x 1080, 166 PPI, 60 Hz, 1500:1 contrast ratio, 400 nits luminance, 2.90 W power consumption, Anti-glare, Non-touch support.
  • 13.3-inch FHD touchscreen
    1920 x 1080, 166 PPI, 60 Hz, 1500:1 contrast ratio, 400 nits luminance, 2.90 W power consumption, Anti-reflective, Touch support.
  • 13.3-inch 4K UHD touchscreen
    3840 x 2160, 331 PPI, 60 Hz, 1500:1 contrast ratio, 400 nits luminance, 5.41 W power consumption, Anti-reflective, Touch support.
  • 13.4-inch FHD+ touchscreen
    1920 x 1200, 169 PPI, 60 Hz, 1200:1, 100% sRGB, 500 nits, 2.90 W, Anti-reflective, Touch support, Dolby Vision, Eyesafe.
  • 13.4-inch FHD+ non-touchscreen
    1920 x 1200, 169 PPI, 60 Hz, 1200:1, 500 nits, 2.90 W, Anti-glare, Non-touch support, Dolby Vision, Eyesafe.
  • 13.4-inch 4K UHD+ touchscreen
    3840 x 2400, 338 PPI, 60 Hz, 1200:1, 90% DCI-P3, 500 nits, 6.6 W, Anti-reflective, Touch support, Dolby Vision, Eyesafe.

Ports

Dell XPS 13 7390Dell XPS 13 9315
Dell XPS 13 7390 Ports
Image Source: Dell
Left (3)
  • 1 x lock slot
    Wedge-shaped lock slot
  • 2 x Thunderbolt 3
    40 Gpbs, Power Delivery, DC-in, DisplayPort, 4 lanes of PCI Express Gen 3 (40 Gbps)
Right (3)
  • 1 x microSD card slot
  • 1 x USB-C
    USB 3.1 Gen 1 (5 Gbps), Power Delivery, DC-in, DisplayPort
  • 1 x headphone jack
Dell XPS 13 9315 Ports
Image Source: Dell
Left (1)
  • 1 x Thunderbolt 4
    40 Gpbs, USB 4.0 (40 Gbps), DisplayPort, Power Delivery
Right (1)
  • 1 x Thunderbolt 4
    40 Gpbs, USB 4.0 (40 Gbps), DisplayPort, Power Delivery

Internal Specs

Dell XPS 13 7390Dell XPS 13 9315
Processor
  1. 10th Gen Intel® Core™ i3-10110U
    2 cores, 4 threads, 2.10 → 4.10 GHz, 4MB SmartCache, 15W
  2. 10th Gen Intel® Core™ i5-10210U
    4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W
  3. 10th Gen Intel® Core™ i7-10510U
    4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W
  4. 10th Gen Intel® Core™ i7-10710U
    6 cores, 12 threads, 1.10 → 4.70 GHz, 12MB SmartCache, 15W
  1. 12th Gen Intel® Core™ i5-1230U
    10 cores, 12 threads, 0.70 → 4.40 GHz, 12MB SmartCache, 9W
  2. 12th Gen Intel® Core™ i7-1250U
    10 cores, 12 threads, 0.80 → 4.70 GHz, 12MB SmartCache, 9W
Integrated Graphics
  1. 10th Gen Intel® Core™ i3-10110U
    Intel® UHD Graphics
    23 Execution Units, 300 → 1000 MHz
  2. 10th Gen Intel® Core™ i5-10210U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1100 MHz
  3. 10th Gen Intel® Core™ i7-10510U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1150 MHz
  4. 10th Gen Intel® Core™ i7-10710U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1150 MHz
  1. 12th Gen Intel® Core™ i5-1230U
    Intel® Iris® Xe Graphics
    80 Execution Units, → 850 MHz
  2. 12th Gen Intel® Core™ i7-1250U
    Intel® Iris® Xe Graphics
    96 Execution Units, → 950 MHz
Memory
  • 4GB 8 GB 16 GB
    2133 MHz Dual-channel LPDDR3 SDRAM
8 GB 16 GB 32 GB
5200 MHz LPDDR5 Memory On-board
Storage
  • 128 GB 256 GB
    M.2 2230 PCIe® 3x2 NVMe™ SSD, Up to 32 Gbps.
  • 256 GB 512 GB 1 TB 2 TB
    M.2 2280 PCIe® 3x4 NVMe™ SSD, Up to 32 Gbps.
256 GB 512 GB 1TB 2TB
M.2 2230 PCIe® 4x4 NVMe™ SSD, Up to 64 Gbps.
Fans Number-1

Connectivity

Dell XPS 13 7390Dell XPS 13 9315
Wi-Fi
  • Rivet Killer AX1650W
    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)
Intel Killer Wi-Fi 6E 1675 AX211
Bluetooth
  • Rivet Killer AX1650W › Bluetooth 5.0
Bluetooth 5.2

Battery

Dell XPS 13 7390Dell XPS 13 9315
Size
  • 4-cell smart lithium-ion
  • Battery Capacity: 52 Wh
51 Wh
Battery Life
  • Up to 21 hours on FHD panel
  • Up to 12 hours of battery life
    Steaming videos on FHD+ models.
Power Supply45 W USB (Type-C) power adapter
20 VDC/2.25A, 15 VDC/3A, 9 VDC/3A, 5VDC/3A
45 W USB (Type-C) power adapter
20 VDC/2.25A, 15 VDC/3A, 9 VDC/3A, 5VDC/3A

Software

Dell XPS 13 7390Dell XPS 13 9315
OS
Windows 10 Home Windows 10 Pro Ubuntu 18.04
Upgradable to Windows 11
Windows 11
Home Pro
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 13 7390Dell XPS 13 9315
Camera
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Windows Hello face authentication camera (front-facing)
Audio
  • Realtek ALC3271-CG with Waves MaxxAudio Pro
  • Two speakers (2.5W x 2 = 4W peak)
  •  4 digital array microphones; Far Field Cortana Capable
  • Studio quality tuning with Waves MaxxAudio Pro MaxxAudio® Pro and Waves Nx® 3D audio
  • Two speakers (2.5W x 2 = 4W peak)
  • Dual microphone array powered by Waves MaxxVoice Pro supporting VoIP – Microsoft Cortana capable

Misc

Dell XPS 13 7390Dell XPS 13 9315
Sensors
  • Ambient light sensor
  • Windows Hello compliant fingerprint reader in the power button
  • Ambient light sensor
  • IR Camera
  • Fingerprint reader
Security
  • Windows Hello with Fingerprint Sign in
  • Wedge-shaped lock
  • Windows Hello Facial Recognition
  • Fingerprint reader
  • Wedge-shaped lock

Key Features

Dell XPS 13 7390Dell XPS 13 9315
At Glance
Released in Mid
2019
16:9 4K UHD
13.3”
2160p 60Hz
Weight
2.7 lb
1.22 kg
Up to
Intel Core i7-10710U
6C/12T, 1.10 → 4.70 GHz
Geekbench 5
1,051
Single Core
Geekbench 5
4,786
Multi-Core
With integrated
Intel® UHD Graphics
24 Execution Units, 300 → 1150 MHz
Configurable up to
16GB
2133 MHz LPDDR3
Dell XPS 13 7390 Ports
Released in Mid
2022
16:10 4K UHD+
13.4”
2400p 60Hz
Weight
2.59 lb
1.17 kg
Up to
Intel Core i7-1250U
10C/12T, 0.80 → 4.70 GHz
Geekbench 5
1,318
Single Core
Geekbench 5
3,435
Multi-Core
With integrated
Intel® Iris® Xe Graphics
96 Execution Units, → 950 MHz
Configurable up to
32GB
5200 MHz LPDDR5
Dell XPS 13 9315 Ports

Comparison Summary

Dell XPS 13 7390 vs. Dell XPS 13 9315

Dell has released the XPS 13 7390, a 13.3-inch machine, in mid-2019. It is powered by up to a hexa-core Intel Core i7-10710U with a boost clock speed up to 4.70 GHz. The laptop has an integrated graphics option up to Intel® UHD Graphics (24 Execution Units, 300 → 1150 MHz).

On the other hand, we have the 13.4-inch XPS 13 9315 was introduced by Dell about three years later in mid-2022. It comes with up to 10-core Intel Core i7-1250U with a boost clock speed up to 4.70 GHz. It has an integrated graphics option up to Intel® Iris® Xe Graphics (96 Execution Units, → 950 MHz).

Geekbench 5 Single Core

Dell XPS 13 73901
10th Gen Intel® Core™ i3-10110U89759.80%
2
10th Gen Intel® Core™ i5-10210U94462.93%
3
10th Gen Intel® Core™ i7-10510U95763.80%
4
10th Gen Intel® Core™ i7-10710U1,05170.07%
Dell XPS 13 93151
12th Gen Intel® Core™ i5-1230U1,500100.00%
2
12th Gen Intel® Core™ i7-1250U1,31887.87%
01,500

Geekbench 5 Multi Core

Dell XPS 13 73901
10th Gen Intel® Core™ i3-10110U1,86631.10%
2
10th Gen Intel® Core™ i5-10210U2,93348.88%
3
10th Gen Intel® Core™ i7-10510U2,94249.03%
4
10th Gen Intel® Core™ i7-10710U4,78679.77%
Dell XPS 13 93151
12th Gen Intel® Core™ i5-1230U6,000100.00%
2
12th Gen Intel® Core™ i7-1250U3,43557.25%
06,000

The Dell XPS 13 7390 has a 13.3-inch display which is quite similar size to the 13.4-inch Dell XPS 13 9315. In addition, the Dell XPS 13 7390 weighs 2.7 lbs. about 4% heavier than the 2.59 lbs. Dell XPS 13 9315. Moreover, measured at 11.88” x 7.84” x 0.46”, the Dell XPS 13 7390 is slightly more portable than the Dell XPS 13 9315 at 11.63” x 7.85” x 0.55”.

Dell XPS 13 7390Dell XPS 13 9315

There are a toal number of 6 ports and slots available on Dell XPS 13 7390. That includes a lock slot, a Thunderbolt 3 port, a microSD card slot, a USB-C port, and a headphone jack. With that said, it has four ports and slots more than the Dell XPS 13 9315 that has only two Thunderbolt 4 ports.

Moving over to upgradability, Dell claims that the Dell XPS 13 7390 supports up to 16GB 2133 MHz LPDDR3 memory. However, it has an onboard memory module that is not upgradable by the users. Fortunately, it comes with a single removable M.2 SSD slot that users can replace and upgrade in the future.

For Dell XPS 13 9315, it supports up to 32GB 5200 MHz LPDDR5 memory. Like Dell XPS 13 7390, 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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