The foldable phone market is maturing, and the ZTE nubia Flip2 arrives as a compelling alternative to established players like Samsung. While the Galaxy Z Flip4 remains a design icon, the nubia Flip2 aggressively targets a different segment – users prioritizing battery life and value without sacrificing core foldable functionality. This comparison dissects the key differences between these two devices, revealing which one best suits your needs.
🏆 Quick Verdict
For the average user seeking all-day battery life and a modern chipset at a potentially lower price, the ZTE nubia Flip2 is the stronger choice. However, the Samsung Galaxy Z Flip4 retains an edge in display brightness and brand recognition, making it ideal for those prioritizing a premium experience and established ecosystem.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | LTE | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 |
| 5G bands | SA/NSA | 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International |
| Speed | HSPA, LTE, 5G | HSPA, LTE (6CA), 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| | - | CDMA2000 1xEV-DO |
| Launch |
|---|
| Announced | 2025, January 15 | 2022, August 10 |
| Status | Available. Released 2025, June | Available. Released 2022, August 25 |
| Body |
|---|
| Build | Aluminum alloy frame, glass back | Plastic front (unfolded), glass back (Gorilla Glass Victus+), aluminum frame |
| Dimensions | Unfolded: 170 x 76 x 7.2 mmFolded: 87 x 76 x 15.8 mm | Unfolded: 165.2 x 71.9 x 6.9 mm Folded: 84.9 x 71.9 x 15.9-17.1 mm |
| SIM | · Nano-SIM + eSIM· Nano-SIM + Nano-SIM | Nano-SIM + eSIM |
| Weight | 193 g (6.81 oz) | 187 g (6.60 oz) |
| | - | IPX8 water resistant (up to 1.5m for 30 min)
Armor aluminum frame with tougher drop and scratch resistance (advertised) |
| Display |
|---|
| Protection | Mohs level 4 | - |
| Resolution | 1188 x 2790 pixels, 21:9 ratio (~443 ppi density) | 1080 x 2640 pixels (~426 ppi density) |
| Size | 6.9 inches, 108.7 cm2 (~84.2% screen-to-body ratio) | 6.7 inches, 101.5 cm2 (~85.4% screen-to-body ratio) |
| Type | Foldable OLED, 1B colors, 120Hz, 1200 nits (HBM) | Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak) |
| | - | Cover display:
Super AMOLED, 1.9 inches, 260 x 512 pixels (Gorilla Glass Victus+) |
| Platform |
|---|
| CPU | Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) | Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) |
| Chipset | Mediatek Dimensity 7300X (4 nm) | Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) |
| GPU | Mali-G615 MC2 | Adreno 730 |
| OS | Android 14 | Android 12, upgradable to Android 15, One UI 7 |
| Memory |
|---|
| Card slot | No | No |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 512GB 12GB RAM | 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM |
| | - | UFS 3.1 |
| Main Camera |
|---|
| Dual | 50 MP, f/1.6, (wide), dual pixel PDAF
Auxiliary lens | 12 MP, f/1.8, 24mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS
12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.06", 1.12µm |
| Features | Ring LED flash, HDR, panorama | LED flash, HDR, panorama |
| Video | 4K, 1080p | 4K@30/60fps, 1080p@60/240fps, HDR10+ |
| Selfie camera |
|---|
| Features | - | HDR |
| Single | 32 MP, (wide) | 10 MP, f/2.4, 26mm (wide), 1/3.0", 1.22µm |
| Video | Yes | 4K@30fps |
| Sound |
|---|
| 3.5mm jack | - | No |
| 35mm jack | No | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
| | - | 32-bit/384kHz audio
Tuned by AKG |
| Comms |
|---|
| Bluetooth | 5.4, A2DP, LE | 5.2, A2DP, LE |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, GALILEO, BDS |
| Radio | No | No |
| USB | USB Type-C | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| Features |
|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer |
| | - | Samsung Pay (Visa, MasterCard certified) |
| Battery |
|---|
| Charging | 33W wired, PD3.0, PPS, QC4+ | 25W wired, 50% in 30 min
15W wireless
4.5W reverse wireless |
| Type | 4325 mAh | Li-Po 3700 mAh |
| Misc |
|---|
| Colors | Night Black, Lilac Purple, Blue, White | Bora Purple, Graphite, Pink Gold, Blue, Yellow, White, Navy, Khaki, Red |
| Models | A404ZT, NX732J | SM-F721B, SM-F721B/DS, SM-F721N, SM-F721U, SM-F721U1, SM-F721W, SM-F7210 |
| Price | - | $ 214.99 / C$ 334.00 / £ 219.00 / € 284.00 / ₹ 40,999 |
| SAR | - | 1.02 W/kg (head) 0.94 W/kg (body) |
| SAR EU | - | 1.15 W/kg (head) 1.20 W/kg (body) |
| Tests |
|---|
| Battery life | - |
Endurance rating 92h
|
| Camera | - |
Photo / Video |
| Display | - |
Contrast ratio: Infinite (nominal) |
| Loudspeaker | - |
-27.5 LUFS (Good)
|
| Performance | - |
AnTuTu: 685754 (v8) | 800001 (v9)
GeekBench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen) |
| EU LABEL |
|---|
| Battery | 36:54h endurance, 1000 cycles | - |
| Energy | Class C | - |
| Free fall | Class C (70 falls) | - |
| Repairability | Class C | - |
ZTE nubia Flip2
- Exceptional battery life (36:54h endurance)
- Faster and more versatile charging (33W with PD3.0, PPS, QC4+)
- Competitive chipset (Dimensity 7300X) for the price
- Display brightness likely lower than Z Flip4
- Camera system details are limited
Samsung Galaxy Z Flip4
- Brighter and more vibrant display (919 nits)
- More refined hinge and build quality
- Established brand reputation and software ecosystem
- Significantly shorter battery life (92h endurance)
- Slower charging speed (25W wired)
- Higher price point
Display Comparison
The Samsung Galaxy Z Flip4 boasts a measured peak brightness of 919 nits, offering excellent visibility in direct sunlight. While the nubia Flip2’s brightness isn’t specified, Samsung’s panel is known for its vibrant colors and high contrast ratio (Infinite, nominal). Both utilize foldable OLED technology, but the Z Flip4’s LTPO panel allows for adaptive refresh rates, potentially saving battery. The Z Flip4’s more refined hinge mechanism and smaller bezel contribute to a more premium feel, though the nubia Flip2 aims to close the gap with its own compact form factor.
Camera Comparison
Both devices feature photo and video capabilities, but detailed sensor information is limited. The Galaxy Z Flip4’s camera system is generally regarded as more versatile, benefiting from Samsung’s image processing expertise. Without specific sensor sizes or aperture details for the nubia Flip2, it’s difficult to make a direct comparison. It’s safe to assume the Z Flip4 offers a more refined and consistent camera experience, particularly in low-light conditions. The inclusion of OIS in the Z Flip4 is also a significant advantage for video stabilization.
Performance
The chipset is where a significant difference lies. The Galaxy Z Flip4’s Qualcomm Snapdragon 8+ Gen 1 (4nm) was a flagship processor, featuring an octa-core configuration with a prime Cortex-X2 core clocked at 3.19 GHz. The nubia Flip2 counters with the Mediatek Dimensity 7300X (4nm), also an octa-core chip, but with a different core arrangement (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55). While the Snapdragon 8+ Gen 1 generally outperforms the Dimensity 7300X in raw benchmark scores, the Dimensity 7300X offers excellent efficiency and is well-suited for everyday tasks and gaming. The Z Flip4 benefits from faster LPDDR5 RAM, while the nubia Flip2’s RAM specification is unknown, potentially impacting multitasking performance.
Battery Life
Battery life is the nubia Flip2’s standout feature. Its endurance rating of 36:54h significantly surpasses the Galaxy Z Flip4’s 92h rating (note: these are different testing methodologies, but the nubia’s result is still impressive). The nubia Flip2 also boasts 1000 charge cycles, suggesting greater long-term battery health. While the Z Flip4 offers 25W wired charging (50% in 30 min), 15W wireless, and 4.5W reverse wireless, the nubia Flip2’s 33W wired charging with PD3.0, PPS, and QC4+ support provides faster and more versatile charging options. The Z Flip4’s wireless charging is a convenience feature the nubia Flip2 lacks.
Buying Guide
Buy the ZTE nubia Flip2 if you need exceptional battery endurance, fast charging, and a powerful processor for demanding tasks, all while staying within a more accessible price range. Buy the Samsung Galaxy Z Flip4 if you prefer a brighter, more polished display, a well-integrated software experience, and the prestige of the Samsung brand, even if it means compromising on battery life and potentially paying a premium.
Frequently Asked Questions
❓ How does the Mediatek Dimensity 7300X in the nubia Flip2 handle demanding games like Genshin Impact?
The Dimensity 7300X is a capable chipset that can run Genshin Impact, but you'll likely need to adjust graphics settings to medium or low for a consistently smooth experience. The Snapdragon 8+ Gen 1 in the Z Flip4 will offer higher frame rates at higher settings, but the nubia Flip2 provides a good balance of performance and efficiency.
❓ Is the lack of wireless charging on the nubia Flip2 a significant drawback?
For users who heavily rely on wireless charging, the absence of this feature on the nubia Flip2 is a notable omission. However, the faster 33W wired charging compensates somewhat, allowing you to quickly top up the battery when needed. The Z Flip4 offers 15W wireless charging, but it's considerably slower than the nubia Flip2's wired charging.
❓ What is the long-term durability of the nubia Flip2's hinge mechanism compared to the Z Flip4?
Samsung has a longer track record with foldable phones, and the Z Flip4's hinge is known for its robustness. While the nubia Flip2's hinge appears well-built, its long-term durability remains to be seen. The 1000 charge cycle rating for the battery suggests ZTE is prioritizing longevity, which could extend the overall lifespan of the device.
