Renogy 250W Bifacial Panel vs Rich Solar MEGA 200 PRO 24V Panel

• CapacityRenogy 250W Bifacial Panel: 8 (higher)Rich Solar MEGA 200 PRO 24V Panel: 5

  Renogy 250W Bifacial Panel

  • 250 W, on the 250-319 W rung for a rigid panel

  Rich Solar MEGA 200 PRO 24V Panel

  • 200 W rated, on the typical 200 to 249 W rung
  • Electrical: 36.3 V and 5.51 A at maximum power, 43.5 V open circuit
• EfficiencyRenogy 250W Bifacial Panel: 6 (higher)Rich Solar MEGA 200 PRO 24V Panel: 2

  Renogy 250W Bifacial Panel

  • 250 W from 1.18 square meters works out to 21.2 percent, as the datasheet prints
  • Cell figure: the advertised 25 percent is cell efficiency, not module

  Rich Solar MEGA 200 PRO 24V Panel

  • 200 W over 1.01 m² computes to 19.7 percent module efficiency
  • Printed: datasheet says 20.2 percent module, 25.3 percent cell
• FeaturesRenogy 250W Bifacial Panel: 6 (higher)Rich Solar MEGA 200 PRO 24V Panel: 3

  Renogy 250W Bifacial Panel

  • IP68 junction box and bifacial cells earn 4 of 8 points
  • Rear face: an 80 percent bifaciality factor, by Renogy's claim
  • Missing: two bypass diodes and no split-cell layout
  • Leads: 12 AWG leads of 39.4 in, for the 13.49 A short-circuit current

  Rich Solar MEGA 200 PRO 24V Panel

  • IP67 junction box; no bifacial cells, split cells or station adapters
• Warranty & SupportRenogy 250W Bifacial Panel: 8 (higher)Rich Solar MEGA 200 PRO 24V Panel: 6

  Renogy 250W Bifacial Panel: 10 Years · Rich Solar MEGA 200 PRO 24V Panel: 5 Years.

  Renogy 250W Bifacial Panel

  • 10 years on materials and workmanship

  Rich Solar MEGA 200 PRO 24V Panel

  • 5 years material and workmanship on Rich Solar's FAQ, the shortest term
  • Conflict: warranty page lists 10 years workmanship, marked prorated
  • Datasheet: says a 25-year limited product warranty

Same score

• Operating RangeRenogy 250W Bifacial Panel: 5Rich Solar MEGA 200 PRO 24V Panel: 5

  Renogy 250W Bifacial Panel

  • Datasheet temperature coefficient of Pmax -0.32 percent per °C
  • Conflict: product page and Amazon listing claim -0.29; datasheet says -0.32

  Rich Solar MEGA 200 PRO 24V Panel

  • Pmax temperature coefficient of -0.35 percent per °C
• LifespanRenogy 250W Bifacial Panel: 7Rich Solar MEGA 200 PRO 24V Panel: 7

  Renogy 250W Bifacial Panel

  • Warranty schedule holds output at 80 percent for 25 years
  • Steps: 95 percent for 5 years, 90 percent for 10

  Rich Solar MEGA 200 PRO 24V Panel

  • 80 percent of rated output guaranteed at 25 years
  • Schedule: over 95 percent at year five and 90 percent at year ten, per the FAQ
• VerificationRenogy 250W Bifacial Panel: 2Rich Solar MEGA 200 PRO 24V Panel: 2

  only the Renogy 250W Bifacial Panel: None verifiable; only the Rich Solar MEGA 200 PRO 24V Panel: Claimed only.

  Renogy 250W Bifacial Panel

  • No certifier directory lists the RSP250DCT sold here
  • Sibling: Intertek lists Renogy's RSP250DT bifacial panel to UL 61730
  • Listings: the datasheet names EN IEC 61730 and EN IEC 61215

  Rich Solar MEGA 200 PRO 24V Panel

  • No record for RS-M200P; UL PV listing names MEGA 200, a near-miss
  • Near-miss: UL QIIA.E553290 lists MEGA 200; QIIA.E549773 lists RS-M200; neither names MEGA 200 PRO
  • Claim: page says certified to UL 61730, IEC 61215 and CSA C22.2; no record

Not scored for either

• ValueRenogy 250W Bifacial Panel: —not scoredRich Solar MEGA 200 PRO 24V Panel: —not scored

• RedditRenogy 250W Bifacial Panel: 7 (higher)Rich Solar MEGA 200 PRO 24V Panel: 4

  The Renogy 250W Bifacial Panel reading covers the whole brand; the Rich Solar MEGA 200 PRO 24V Panel reading covers the whole brand.

  Renogy 250W Bifacial Panel

  Read the full summary

  • Durable: an r/OffGrid owner has run several Renogy rigid panels for more than a decade with none failed; an r/vandwellers thread sums it up as panels fine, other gear less so
  • Warranty: an r/VanLife owner's RSP200D lost half its voltage after about 18 months, and Renogy shipped a replacement in two weeks under the 5-year warranty; that poster is quoted on Renogy's own ShadowFlux page
  • Support: an r/SolarDIY buyer of the 200 W suitcase reported a defective charge controller, two wrong replacement parts and dozens of emails before a 20 percent refund (2025)

  Rich Solar MEGA 200 PRO 24V Panel

  Read the full summary

  • Scope: few Reddit threads name Rich Solar, and those found are complaints
  • Battery: an r/SolarDIY owner's new ALPHA 5 read 6.7 V instead of 48 V, and Rich Solar's technician had not returned his call after two days (August 2023)
  • Order: an r/SolarDIY buyer waited from March for an out-of-stock ground mount, then was told its price had risen from $180 to $699 and cancelled; the refund took months (May 2025)
• GoogleRenogy 250W Bifacial Panel: 6 (higher)Rich Solar MEGA 200 PRO 24V Panel: 5

  The Renogy 250W Bifacial Panel reading covers the whole brand; the Rich Solar MEGA 200 PRO 24V Panel reading covers its product line.

  Renogy 250W Bifacial Panel

  Read the full summary

  • Footprint Hero: links Renogy panels through Amazon and Renogy's own affiliate program; ranked Renogy's older 100 W mono panel first of five 100 W panels it tested
  • Tests: 71.6 W peak in a December output test (2021) and 570 Wh over 24 hours against 490 Wh from a Newpowa (2023)
  • DIY Solar Forum: a 2022 thread opens with an owner whose Renogy gear still works after a decade
  • Low output: a thread titled 'I only get 85W out of my Two Renogy 100W panels' reports one panel as low as 40 percent of rating and four averaging 54 percent

  Rich Solar MEGA 200 PRO 24V Panel

  Read the full summary

  • Scope: a DIY Solar Forum thread on four of Rich Solar's 24 V 200 W panels bought in 2021, before the current N-type datasheet
  • Output: the owner measured 70 to 85 W per panel in haze and about 360 W from the 800 W set flat on a trailer roof in December (December 2021)
  • Replies: experienced members called that typical for flat panels in winter sun (December 2021)
  • Support: he had no reply from Rich Solar a week after sending photos (December 2021)
• YouTubeRenogy 250W Bifacial Panel: 6Rich Solar MEGA 200 PRO 24V Panel: 6

  The Rich Solar MEGA 200 PRO 24V Panel reading covers the whole brand.

  Renogy 250W Bifacial Panel

  Liked

  • Powers a bedroom's electronics through an EcoFlow Delta 2 with two panels, per one owner
  • 236 W measured from the 250 W panel in haze, per one tester

  Read the full summary

  • Coverage: two owner-made videos, one with a commission tie
  • Jen Tran: runs two of the panels into an EcoFlow Delta 2 to power a bedroom's electronics off-grid and calls them working fantastically, with no sponsorship stated (November 2024, about 4,300 views)
  • Johnny's Weekends: measured 236 W from one panel in hazy conditions in a shoppable Amazon Live video, a format that pays the creator commission on the product (2025)

  Rich Solar MEGA 200 PRO 24V Panel

  Read the full summary

  • Will Prowse: in a test of several panels a Rich Solar 200 W mono gave 157 W, 78.5 percent of rating, and a 100 W poly 88 W; he kept the poly first on his list for a small panel (May 2021, about 366,000 views)
  • Disclosure: Will Prowse states every video includes paid promotion or free product and some links are affiliate links
• AmazonRenogy 250W Bifacial Panel: 8 (higher)Rich Solar MEGA 200 PRO 24V Panel: 7

  The Renogy 250W Bifacial Panel reading covers its product line.

  Renogy 250W Bifacial Panel

  Read the full summary

  • Listing: the 250 W panel's Amazon US listing (B0D2RDWTJB) shares its ratings with the 100 W and 200 W bifacial sizes as one family
  • Rating: 4.4 from 54 ratings, 76 percent five-star and 7 percent one-star; most reviews name the 250 W panel
  • Praised: Amazon's review summary says owners like the build quality
  • Criticised: power output draws mixed reports, from at or above 250 W to one owner's 170 W; four of six who mention value call it pricey
  • Second listing: an unavailable 250 W listing (B0DWX3YSV7) reads 5.0 from 7 ratings, under the ten-rating floor

  Rich Solar MEGA 200 PRO 24V Panel

  Liked

  • Six panels charged at 1,450 W on a sunny day, per one owner
  • Three years in use, per one owner

  Complaints

  • A little over 500 W from four panels, per one owner
  • Price high for the output, per one owner

  Read the full summary

  • Rating: 4.3 out of 5 from 252 ratings on RICH SOLAR's own Amazon US listing for the 200 W 24 V panel, 69 percent five-star and 6 percent one-star (October 2026)
  • Output: one owner says six of them lifted his charge rate to 1,450 W on a bright day; another has used his for three years (read October 2026)
  • Value: one owner gets a little over 500 W from four and says the price buys less output than he hoped (read October 2026)