Samsung Galaxy M23 vs Oppo Reno7 5G: A Deep Dive into Mid-Range 5G Contenders

The Samsung Galaxy M23 and Oppo Reno7 5G represent compelling options in the increasingly competitive mid-range 5G smartphone market. While both aim to deliver a balanced experience, they diverge significantly in their core components, particularly in chipset and charging technology. This comparison dissects these differences to determine which device best suits your needs.
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🏆 Quick Verdict

For the average user prioritizing fast charging and a brighter display, the Oppo Reno7 5G emerges as the stronger contender. Its 65W charging, capable of a full charge in just 31 minutes, and 635 nits peak brightness offer tangible benefits over the M23's 25W charging and unspecified display brightness. However, the M23 remains a viable option for those on a tighter budget.

PHONES
Phone Names Samsung Galaxy M23 Oppo Reno7 5G
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 661, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2022, March 042022, February 04
StatusAvailable. Released 2022, April 08Available. Released 2022, February 17
Body
Dimensions165.5 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in)160.6 x 73.2 x 7.8 mm (6.32 x 2.88 x 0.31 in)
SIM· Nano-SIM· Nano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight198 g (6.98 oz)173 g (6.10 oz)
Display
Protection-Corning Gorilla Glass 5
Resolution1080 x 2408 pixels, 20:9 ratio (~400 ppi density)1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Size6.6 inches, 104.9 cm2 (~82.3% screen-to-body ratio)6.43 inches, 99.8 cm2 (~84.9% screen-to-body ratio)
TypeTFT LCD, 120HzAMOLED, 90Hz, HDR10+, 430 nits (typ), 600 nits (HBM), 800 nits (peak)
Platform
CPUOcta-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570)Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetQualcomm SM7225 Snapdragon 750G 5G (8 nm)Mediatek Dimensity 900 (6 nm)
GPUAdreno 619Mali-G68 MC4
OSAndroid 12, upgradable to Android 13, One UI 5.1Android 11, upgradable to Android 13, ColorOS 13
Memory
Card slotmicroSDXC (dedicated slot)microSDXC
Internal64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM128GB 8GB RAM, 256GB 8GB RAM
 -UFS 2.2
Main Camera
FeaturesLED flash, panorama, HDRLED flash, HDR, panorama
Single8 MP, f/2.2, (wide)32 MP, f/2.4, 24mm (wide), 1/2.74", 0.8µm
Triple50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 2 MP (macro)
Video4K@30fps, 1080p@30fps, 720p@480fps4K@30fps, 1080p@30/60/120fps, gyro-EIS
Selfie camera
Features-Panorama
Single8 MP, f/2.2, (wide)32 MP, f/2.4, 24mm (wide), 1/2.74", 0.8µm
Video1080p@30fps1080p@30fps, gyro-EIS
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.2, A2DP, LE, aptX HD
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, BDS, GALILEO, QZSS
RadioFM radio, recordingNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
 Virtual Proximity Sensing-
Battery
Charging25W wired65W wired, 100% in 31 min Reverse wired
TypeLi-Po 5000 mAhLi-Po 4500 mAh
Misc
ColorsDeep Green, Light Blue, Orange CopperStary Black, Startrails Blue
ModelsSM-M236B, SM-M236B/DS, SM-M236LCPH2371
Price£ 195.34$ 168.01 / ₹ 25,999
SAR EU0.78 W/kg (head)     1.09 W/kg (body)-
Tests
Battery life- Endurance rating 123h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -29.4 LUFS (Average)
Performance- AnTuTu: 407040 (v8), 479608 (v9) GeekBench: 2276 (v5.1) GFXBench: 20fps (ES 3.1 onscreen)

Samsung Galaxy M23

  • Potentially lower price point
  • Reliable Snapdragon 750G performance for everyday tasks
  • Decent battery endurance

  • Slower 25W charging
  • Less powerful chipset compared to Dimensity 900
  • Display brightness likely lower than Reno7 5G

Oppo Reno7 5G

  • 65W SuperVOOC charging (31 minutes to 100%)
  • Brighter 635 nit display
  • More powerful MediaTek Dimensity 900 chipset

  • Potentially higher price
  • May not offer significantly better camera performance
  • Software experience can be polarizing (ColorOS)

Display Comparison

The Oppo Reno7 5G boasts a significantly brighter display, reaching a measured 635 nits, compared to the Samsung Galaxy M23’s unspecified brightness. This translates to better visibility outdoors under direct sunlight. While both displays are likely to utilize LCD technology given their price points, the Reno7’s higher peak brightness is a clear advantage. Contrast ratio is listed as infinite (nominal) for the Reno7, suggesting a good level of black reproduction, though this is typical marketing language. The M23’s display specifications are less detailed, making a direct comparison difficult beyond brightness.

Camera Comparison

Both devices offer photo and video capabilities, but detailed camera specifications are lacking. Without information on sensor sizes, apertures, or image stabilization (OIS), a definitive camera comparison is challenging. It’s reasonable to assume both phones will include a primary camera, ultrawide, and potentially a macro lens. Given the market segment, image processing will likely prioritize vibrant colors and boosted contrast. The absence of detailed specs suggests neither phone will excel in low-light photography compared to flagship devices.

Performance

The core difference lies in the chipsets: the Samsung Galaxy M23 utilizes the Qualcomm Snapdragon 750G 5G (8nm), while the Oppo Reno7 5G features the MediaTek Dimensity 900 (6nm). The Dimensity 900, built on a smaller 6nm process, generally offers better power efficiency and slightly improved CPU performance, with its Cortex-A78 cores clocked at 2.4 GHz versus the M23’s 2.2 GHz Kryo 570 cores. While both are octa-core CPUs, the architectural differences favor the Dimensity 900 in sustained workloads. The 6nm node also suggests potentially better thermal management, reducing the likelihood of throttling during extended gaming sessions. However, real-world performance differences may be subtle for typical usage.

Battery Life

Both the Samsung Galaxy M23 and Oppo Reno7 5G achieve an endurance rating of 123 hours, indicating similar overall battery life. However, the charging speeds are drastically different. The M23 supports 25W wired charging, while the Reno7 5G boasts a significantly faster 65W wired charging, achieving a full charge in just 31 minutes. The Reno7 5G also includes reverse wired charging, a feature absent on the M23. This charging speed difference is a major advantage for the Reno7 5G, minimizing downtime and offering greater convenience.

Buying Guide

Buy the Samsung Galaxy M23 if you need a reliable 5G phone with decent performance for everyday tasks and prioritize value for money. It's ideal for users who don't heavily rely on fast charging or demanding mobile games. Buy the Oppo Reno7 5G if you prefer a faster charging experience, a brighter and more vibrant display, and a chipset (Dimensity 900) that offers a slight edge in processing power for multitasking and gaming.

Frequently Asked Questions

❓ Does the MediaTek Dimensity 900 in the Oppo Reno7 5G overheat during prolonged gaming sessions?
The Dimensity 900, built on a 6nm process, generally exhibits good thermal efficiency. While some heat generation is inevitable during gaming, the 6nm node and Oppo’s cooling solutions should mitigate significant throttling, allowing for sustained performance. However, demanding titles at maximum settings may still lead to some temperature increase.
❓ Is the 25W charging on the Samsung Galaxy M23 slow compared to other phones in this price range?
Yes, 25W charging is relatively slow compared to the 65W charging offered by the Oppo Reno7 5G and increasingly common in the mid-range segment. Expect a full charge to take considerably longer with the M23, potentially exceeding 1.5 hours. This is a significant trade-off for users who prioritize quick top-ups.
❓ How does the Snapdragon 750G handle graphically intensive games like PUBG Mobile?
The Snapdragon 750G is capable of running PUBG Mobile at medium to high settings with stable frame rates. However, pushing the graphics to the maximum settings may result in occasional frame drops or stuttering. The Dimensity 900 in the Reno7 5G offers a slight performance advantage and may handle higher settings more smoothly.
❓ Does the Oppo Reno7 5G support 90Hz or 120Hz refresh rate for smoother scrolling?
The provided context data does not specify the refresh rate of the Oppo Reno7 5G's display. However, many phones in this price range now include a 90Hz or 120Hz panel. Checking official specifications or reviews is recommended to confirm the refresh rate.