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Our Verdict
Analysis
Meizu Note 21 has the bigger display.
Overall Winner
Meizu Note 21
Display Winner
Meizu Note 21
Performance Winner
Tie
Camera Winner
Tie
Battery Winner
Tie
Value Winner
Tie
Specifications Comparison
| Feature | Meizu Note 21 | Xiaomi 15 Ultra |
|---|---|---|
| Display size (in) | 6.74 | 6.73 |
| Charging (W) | 18 | 90 |
| Selfie (MP) | 8.00 | 32.00 |
| Chipset | Unisoc T606 (12 nm) | Snapdragon 8 Elite |
| OS | Flyme OS | Android 15, HyperOS 2 |
Pros & Cons
Meizu Note 21
Xiaomi 15 Ultra
- Outstanding camera versatility
- Fast wired and wireless charging
- Bright display
- Heavy
- Software still polishing animations
- Limited availability in some regions
Every Spec, Side by Side
Specification
Meizu
Meizu Note 21
Xiaomi
Xiaomi 15 Ultra
Battery 3 specs
Type
6000 mAh
Market-dependent versions:· Si/C Li-Ion 5410 mAh - Global· Si/C Li-Ion 6000 mAh - China
Charging
18W wired
90W wired, 80W wireless
Capacity
—
5410 mAh
Body 5 specs
Dimensions
-
161.3 x 75.3 x 9.35 mm
Weight
-
226 g
SIM
Nano-SIM + Nano-SIM
· Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Build
—
Glass front, glass-fiber reinforced plastic back or silicone polymer back (eco leather), aluminum frame
—
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Aerospace-grade glass fiber
Connectivity 8 specs
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
Bluetooth
5.3, A2DP
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFC
No
Yes
Radio
No
No
USB
USB Type-C
USB Type-C 3.2 Gen 2, DisplayPort, OTG
Infrared port
—
Yes
5G
—
Yes
Display 5 specs
Type
IPS LCD, 90Hz, 450 nits
LTPO AMOLED
Size
6.74 inches, 109.7 cm2
6.73 inches
Resolution
720 x 1600 pixels*, 20:9 ratio (~260 ppi density)
1440 x 3200 pixels
* display resolution is not officially specified
—
Protection
—
Xiaomi Shield Glass 2.0, Mohs level 6
Features 2 specs
Sensors
Fingerprint (side-mounted); unspecified sensors
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
—
Two-way satellite communication (China model only)
Launch 2 specs
Announced
2024, September 13
2025, February 27
Status
Available. Released 2024, October
Available. Released 2025, February 27
Main Camera 4 specs
Dual
50 MP, AF
2 MP
—
Features
LED flash, panorama, HDR
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video
Yes
8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)
Quad
—
50 MP + 50 MP + 200 MP + 50 MP
Memory 5 specs
Card slot
microSDXC
No
Internal
256GB 8GB RAM
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
—
UFS 4.1
RAM
—
16GB
Storage
—
512GB
Misc 4 specs
Colors
Ivory, Diamond Black, Gulf Blue
Black, White, Silver Chrome, Green
Models
—
25010PN30G
SAR EU
—
1.00 W/kg (head) 1.00 W/kg (body)
Price
—
$ 693.75 / £ 1,295.00 / € 812.34
Network 7 specs
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
HSDPA 800 / 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, 42, 48, 66, 71 - International
Speed
HSPA, LTE
HSPA, LTE, 5G
—
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA - China
5G bands
—
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA - International
Platform 4 specs
OS
Flyme OS
Android 15, HyperOS 2
Chipset
Unisoc T606 (12 nm)
Snapdragon 8 Elite
CPU
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Mali-G57 MP1
Adreno 830
Selfie Camera 3 specs
Single
8 MP
32 MP
Video
Yes
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Features
—
HDR, panorama
Sound 3 specs
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
Yes
No
—
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
Qualcomm XPAN (24-bit/96kHz audio)
Eu Label 4 specs
Energy
—
Class A
Battery
—
58:58h endurance, 1000 cycles
Free fall
—
Class C (90 falls)
Repairability
—
Class C
Our Tests 2 specs
Loudspeaker
—
-24.1 LUFS (Very good)
Battery
—
Active use score 16:13h
Similar Comparisons
Common Questions
Which phone is the best in this comparison?
Meizu Note 21 has the bigger display.
How are the comparison winners decided?
We compare measurable specs (display size, battery capacity, RAM, charging, weight) and price (USD). When two phones tie or data is missing we mark the category "Depends".
Which is more affordable?
The cheaper option is shown as the value winner above. Prices are USD and may vary by region or retailer.