Samsung Galaxy S25+ vs TCL 4042 S

Our Verdict: Only the S25+ is a 5G phone; the TCL 4042 S maxes out at 4G, and the S25+ has the bigger battery of the two, 4900mAh against 1500mAh, though real-world battery life depends on more than capacity. The S25+ has the stronger screen, bigger at 6.7" against 2.8" and sharper at 513 PPI, and the 4042 S is the lighter phone at 111g against 190g. Get the S25+ if those extras are worth it to you; otherwise the 4042 S covers the basics for less.

The 4042 S is the cheaper one to own: around £189 over a typical contract, £689 less than the S25+.

Screen
6.7" 2.8"
Display
Dynamic LTPO AMOLED 2X QVGA
Resolution
1440 x 3120 240 x 320
Pixels Per Inch
513 143
Rear Camera
50 Megapixels N/A
Front Camera
12 Megapixels N/A
Chipset
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) UMS9117-L (T107)
Battery
4,900 mAh 1,500 mAh
Storage
256GB, 512GB
OS
Android 15 Mocor (RTOS)
SIM Type
nano-SIM and e-SIM Nano SIM
Connectivity
Up to 5G Up to 4G
Wi-Fi
802.11 a/b/g/n/ac/6e -
Bluetooth
5.4, A2DP, LE 5.0
Dimensions
158.44 x 75.79 x 7.35 mm 137.48 x 57.5 x 13.65 mm
Weight
190 grams 111 grams
Water Resistance
IP68 - Dust and water resistant over 1.5 meter and 30 minutes Not rated
Contracts
£69.83/mo (£30.00 upfront) £7.50/mo (£0.00 upfront)
SIM-free
£489.99 -
Samsung Galaxy S25+ Samsung Galaxy S25+ TCL 4042 S TCL 4042 S
Screen 6.7" 2.8"
Display Dynamic LTPO AMOLED 2X QVGA
Resolution 1440 x 3120 240 x 320
Pixels Per Inch 513 143
Rear Camera 50 Megapixels N/A
Front Camera 12 Megapixels N/A
Chipset Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) UMS9117-L (T107)
Battery 4,900 mAh 1,500 mAh
Storage 256GB, 512GB
OS Android 15 Mocor (RTOS)
SIM Type nano-SIM and e-SIM Nano SIM
Connectivity Up to 5G Up to 4G
Wi-Fi 802.11 a/b/g/n/ac/6e -
Bluetooth 5.4, A2DP, LE 5.0
Dimensions 158.44 x 75.79 x 7.35 mm 137.48 x 57.5 x 13.65 mm
Weight 190 grams 111 grams
Water Resistance IP68 - Dust and water resistant over 1.5 meter and 30 minutes Not rated
Contracts £69.83/mo
£30.00 upfront
£7.50/mo
£0.00 upfront
SIM-free £489.99 -
Deals Deals

Cheapest Deals

Samsung Galaxy S25+
Samsung Galaxy S25+

12 Months

256GB

Icy Blue

Refurbished

5GB

Data

Unlimited

Unlimited

£69.83 per month, £30 upfront.

TCL 4042 S
TCL 4042 S

24 Months

128MB

Dark Night Grey

0.5GB

Data

Unlimited

Unlimited

£7.50 per month, with FREE phone.

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Frequently Asked Questions

Is the Samsung Galaxy S25+ or TCL 4042 S cheaper on contract?

Based on total cost of ownership, the TCL 4042 S is cheaper on contract at £189.08 over the life of the deal from £7.50 per month with £0.00 upfront.

Which has the better screen, the Samsung Galaxy S25+ or TCL 4042 S?

The Samsung Galaxy S25+ has the bigger screen at 6.7" compared to the TCL 4042 S's 2.8", the Samsung Galaxy S25+ has the sharper display at 513 pixels per inch versus 143, and the Samsung Galaxy S25+ uses a Dynamic LTPO AMOLED 2X panel while the TCL 4042 S has a QVGA.

Which has the better camera, the Samsung Galaxy S25+ or TCL 4042 S?

The Samsung Galaxy S25+ features a 50 Megapixels rear camera, while the TCL 4042 S has a N/A rear camera. Both devices also have front-facing cameras for selfies and video calls.

What processors do the Samsung Galaxy S25+ and TCL 4042 S use?

The Samsung Galaxy S25+ is powered by the Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm), while the TCL 4042 S uses the UMS9117-L (T107).

Which is easier to carry and hold, the Samsung Galaxy S25+ or TCL 4042 S?

The TCL 4042 S is the more portable of the two: it's 79g lighter at 111 grams, it's also the more compact phone at 137.48 x 57.5 x 13.65 mm, the Samsung Galaxy S25+ is slimmer at 7.35mm thick.

Which is more water resistant, the Samsung Galaxy S25+ or TCL 4042 S?

The Samsung Galaxy S25+ is rated IP68 - Dust and water resistant over 1.5 meter and 30 minutes, while the TCL 4042 S is rated Not rated.

What operating system do the Samsung Galaxy S25+ and TCL 4042 S run?

The Samsung Galaxy S25+ runs Android 15 and the TCL 4042 S runs Mocor (RTOS). This is one of the biggest factors when choosing between the two, as each ecosystem has its own apps, services and features.