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Full Specifications
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| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 13, 26, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 8, 38, 40, 41 |
| Speed | HSPA, LTE |
Launch
| Announced | 2024, March 18 |
| Status | Available. Released 2024, March 19 |
Body
| Dimensions | 164.4 x 74.6 x 7.8 mm (6.47 x 2.94 x 0.31 in) |
| Weight | 190 g (6.70 oz) |
| SIM | Nano-SIM + Nano-SIM |
| Protection | IP54 dust protected and water resistant (water splashes) |
Display
| Type | AMOLED, 120Hz, 1300 nits (peak) |
| Size | 6.78 inches, 109.9 cm2 (~89.6% screen-to-body ratio) |
| Resolution | 1080 x 2436 pixels (~393 ppi density) |
| Protection | Corning Gorilla Glass |
Hardware & Software
| OS | Android 14, XOS 14 |
| Chipset | Mediatek Helio G99 Ultimate |
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| GPU | Mali-G57 MC2 |
Memory & Storage
| Internal | 256GB 8GB RAM, 256GB 12GB RAM |
| Storage Technology | UFS 2.2 |
Main Camera
| Triple | 108 MP, f/1.8, (wide), 1/1.67", PDAF, OIS 2 MP, f/2.4 2 MP, f/2.4 |
| Features | Quad-LED flash, HDR, panorama |
| Video | 1440p@30fps, 1080p@30/60fps |
Selfie Camera
| Single | 32 MP, f/2.2, (wide), 1/3.1" |
| Features | Dual-LED flash |
| Video | 1080p@30fps |
Sound
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm jack | No |
| Audio Features | Tuned by JBL 24-bit/192kHz Hi-Res audio |
Connectivity
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | Yes |
| Positioning | GPS |
| NFC | Yes (market/region dependent) |
| Infrared port | Yes |
| Radio | FM radio |
| USB | USB Type-C 2.0, OTG |
Features
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
Battery
| Type | 5000 mAh |
| Charging | 70W wired, 50% in 20 min 20W wireless MagCharge Reverse wired Reverse wireless |
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Description
Overview & Display
The Infinix Note 40 Pro 4G makes a strong first impression with its slim 7.8mm profile and 190g weight. The IP54 rating means it shrugs off dust and water splashes, which adds peace of mind for everyday use. The 6.78-inch AMOLED panel is the centerpiece here, offering a 120Hz refresh rate and a peak brightness of 1300 nits. That combination keeps scrolling fluid and maintains outdoor visibility even under bright sunlight. With a sharp 1080 x 2436 resolution and Gorilla Glass protection, the display is both crisp and durable. Add stereo speakers tuned by JBL and 24-bit Hi-Res audio support, and you have a device that genuinely shines for watching videos and listening to music.
Under the hood, the Helio G99 Ultimate chipset pairs with up to 12GB of RAM and 256GB of UFS 2.2 storage. That's a combination that handles everyday multitasking with ease, whether you're switching between apps, streaming content, or keeping up with social media. The octa-core CPU, featuring two high-performance Cortex-A76 cores, keeps things feeling responsive. Android 14 with XOS 14 provides a clean and customizable software experience. The generous storage capacity means you won't be worrying about running out of space for apps, photos, and videos anytime soon.
Camera & Battery
The camera setup is led by a 108 MP main sensor with optical image stabilization, a notable inclusion at this level. The large 1/1.67-inch sensor and f/1.8 aperture are well-suited for capturing detailed images in good light, while OIS helps reduce blur in trickier conditions. Two additional 2 MP sensors round out the triple-camera arrangement, and the quad-LED flash provides extra illumination when needed. Video recording reaches up to 1440p at 30fps, with 1080p at 60fps also available for smoother motion. On the front, the 32 MP selfie camera comes with its own dual-LED flash, making it easier to capture clear self-portraits even in dim settings.
Battery life is a strong suit for the Infinix Note 40 Pro 4G. The 5000 mAh cell is built to get through a full day of typical use, and when it's time to recharge, the 70W wired charging can take the battery from empty to 50% in about 20 minutes. There's also 20W wireless MagCharge, plus reverse wired and reverse wireless charging, so you can top up earbuds or another device in a pinch. For a phone in this segment, that's a remarkably complete charging package.
Who Should Buy This
The Infinix Note 40 Pro 4G is for anyone who wants a big, vibrant display and dependable battery life in a 4G phone. It's a great fit for students, young professionals, and media lovers who stream video and play casual games. The capable camera system with OIS and a high-resolution selfie shooter make it appealing for social media users who care about photo quality. The fast wired and wireless charging options are a bonus for busy people who are always on the go. If you need 5G connectivity or a headphone jack, you might want to consider other options, but for everyday performance and entertainment, this phone covers the essentials well.
Pros
- Bright 120Hz AMOLED display with Gorilla Glass protection
- 108 MP main camera with optical image stabilization
- Fast 70W wired charging, 50% in 20 minutes
- 5000 mAh battery with wireless and reverse charging
- Stereo speakers tuned by JBL with Hi-Res audio
Cons
- No 3.5mm headphone jack
- No 5G connectivity
- Auxiliary cameras are only 2 MP
- NFC availability depends on region
Verdict
The Infinix Note 40 Pro 4G delivers a well-rounded experience for a 4G smartphone. Its AMOLED display, long-lasting battery, and fast charging options are the standout features, while the 108 MP OIS camera adds real value for photography. The Helio G99 Ultimate handles daily tasks smoothly, and the JBL-tuned stereo speakers make media consumption enjoyable. The lack of 5G and a headphone jack are worth noting, but they don't overshadow the overall package. If you're looking for a dependable phone with strong battery life and a great screen, this is an easy recommendation.
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