A 6,000 mAh Battery Inside a 6.39mm Phone? TECNO’s CAMON Slim 5G Breaks the Rules

Launched September 7 in Bangladesh at Tk 59,999, the device pairs a Sony OIS sensor with quad IP ratings in a sub-6.4mm chassis

Annemarije de Boer Avatar
Annemarije de Boer Avatar

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Image: Tecno

Key Takeaways

Key Takeaways

  • Achieve a 6.39mm ultra-thin body while packing a surprisingly large 6,000 mAh battery.
  • Earn quad IP ratings and MIL-STD-810 certification on a phone thinner than most earphone cases.
  • Trade 60W charging for 45W to accommodate 5G support and a larger battery capacity.

Ultra-thin phones have a well-documented habit of sacrificing battery life first. You get the sleek profile; you’re hunting for a charger by early afternoon. TECNO’s CAMON Slim 5G, announced September 7, 2026 with Bangladesh as its first market, is explicitly betting against that pattern — a 6,000 mAh battery inside a 6.39mm frame. Either somebody’s battery density engineering just got very interesting, or the marketing team deserves a raise.

Built Like It Shouldn’t Exist

Quad IP ratings and MIL-STD-810 certification on a phone thinner than most earphone cases — TECNO is playing a long game on durability.

Choosing a slim phone usually means choosing what you’re willing to lose. TECNO’s answer is to stack certifications like a résumé from an overachiever: IP66, IP68, IP69, and IP69K water resistance, plus MIL-STD-810 drop and shock certification — on a 6.39mm body. That’s either extraordinary engineering or extraordinary optimism, possibly both. Five finish options round out the design story:

  • Burgundy Red
  • Matisse Black
  • Rebel Pink
  • Van Gogh Blue
  • Neo Mondrian

The art-school naming either charms you or makes you roll your eyes. Either reaction is valid.

Key specs, plainly stated:

  • A 6.78-inch 1.5K AMOLED running at 144Hz with 2,160Hz PWM dimming and TÜV Rheinland low-blue-light certification
  • A MediaTek Dimensity 7300e with 8GB RAM and up to 256GB storage
  • A 6,000 mAh battery with 45W wired charging
  • Android 16 with HiOS 16, backed by three major OS updates, five years of security patches, and a TÜV SÜD 60-month smoothness claim
Image: Tecno

The Camera Is the Point

A Sony sensor with OIS anchors a capable camera system, though video tops out at 2K/30fps — worth knowing before you commit.

The 50MP Sony LYT-700C sensor with optical image stabilization is the legitimate centerpiece. Pair that with an 8MP ultra-wide at a 112-degree field of view with autofocus — notably uncommon at this price tier — and the setup covers most everyday shooting scenarios. The 32MP front camera handles the content-creator workload. One honest flag, per early coverage via Techeblog: video capture reportedly tops out at 2K/30fps, which trails some competitors in this price bracket.

The Dimensity 7300e won’t trade blows with Snapdragon 8-series chips — but that’s not this phone’s ambition. Think less Cybertruck, more well-made daily driver. Wet & Oily Hand Touch Recognition 2.0, Rain Touch, and Waterproof Case Touch sound gimmicky until you’re trying to answer a call with cooking hands. Three OS updates and five years of security patches, per TECNO’s launch materials via Gadgets360, make this a phone worth trusting for the medium haul.

Image: Tecno

The Trade-Off Worth Naming

Charging dropped from 60W on the previous 4G model to 45W here — the stated price of adding 5G and a larger battery.

The previous 4G CAMON Slim charged at 60W. This one drops to 45W. That’s the real concession, and it deserves a straight read: TECNO reportedly traded faster charging for 5G support and a larger battery. Depending on your priorities, that’s a reasonable swap or a step back. Bangladesh pre-booking pricing sits at Tk 59,999 for the 8GB/256GB variant, according to Prothom Alo; other markets remain TBC. For buyers who want a thin phone that pulls real weight and doesn’t apologize for being in the room, TECNO’s math is at least coherent.

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